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Sen. Wendy Davis, D-Fort Worth, speaks as she begins a filibuster in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Opponents to an abortion bill sit in the senate chamber as Sen. Wendy Davis, D-Fort Worth, filibusters in an effort to kill the abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Texas State Sen. Wendy Davis, a Democrat, speaks during a filibuster intended to stop Senate Bill 5, which contains restrictions on abortions after 20 weeks, at the State Capitol in Austin, Texas, June 25, 2013. The State Senate, which passed a version of the bill last week without the 20 weeks ban, has until midnight Tuesday to take action on the bill. (Erich Schlegel/The New York Times) ( TEXAS ABORTIONS 3 )

A line to enter the Senate Chamber spills into the rotunda as Sen. Wendy Davis, D-Fort Worth, filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Members of the gallery respond as Sen. Wendy Davis, D-Fort Worth, is called for a third and final violation in rules to end her filibuster attempt to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, cener, filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, center, speaks as she begins a filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, left, who tries to filibuster an abortion bill, reacts as time expires, Tuesday, June 25, 2013, in Austin, Texas. Amid the deafening roar of abortion rights supporters, Texas Republicans huddled around the Senate podium to pass new abortion restrictions, but whether the vote was cast before or after midnight is in dispute. If signed into law, the measures would close almost every abortion clinic in Texas. (AP Photo/Eric Gay) ( APTOPIX Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, reacts after she was called for a third and final violation in rules to end her filibuster attempt to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Zoey Pulte wears an orange dot on her forehead as she and her mother, Amanda who is opposed to an abortion bill, listen to Sen. Wendy Davis, D-Fort Worth, as she filibusters in an effort to kill the abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, center, who tries to filibuster an abortion bill, hold up a no vote as time expires, Wednesday, June 26, 2013, in Austin, Texas. Amid the deafening roar of abortion rights supporters, Texas Republicans huddled around the Senate podium to pass new abortion restrictions, but whether the vote was cast before or after midnight is in dispute. If signed into law, the measures would close almost every abortion clinic in Texas. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Member of the gallery respond by holding up their shoes as Sen. Wendy Davis, D-Fort Worth, is called for a third and final violation in rules to end her filibuster attempt to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, reacts after she was called for a rules violation during her filibusters of an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. Davis was given a second warning for breaking filibuster rules. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, begins a filibuster in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Members of the gallery respond as Sen. Wendy Davis, D-Fort Worth, is called for a third and final violation in rules to end her filibuster attempt to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Hundreds line up to enter the Senate Chamber spills into multiple levels of the rotunda as Sen. Wendy Davis, D-Fort Worth, filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, left, and Sen. Rodney Ellis, D-Houston, right, vote against a motion to call for a rules violation during Davis' filibusters of an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. Davis was given a second warning for breaking filibuster rules by receiving help from Ellis with a back brace. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Standing in front of a portrait of President Lyndon B. Johnson, Sen. Wendy Davis, D-Fort Worth, begins a filibuster in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( APTOPIX Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, stands on a near empty senate floor as she filibusters in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, speaks as she begins a filibuster in an effort to kill an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. The bill would ban abortion after 20 weeks of pregnancy and force many clinics that perform the procedure to upgrade their facilities and be classified as ambulatory surgical centers. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )

Sen. Wendy Davis, D-Fort Worth, left, votes against a motion to call for a rules violation during her filibusters of an abortion bill, Tuesday, June 25, 2013, in Austin, Texas. Davis was given a second warning for breaking filibuster rules by receiving help from Sen. Rodney Ellis, D-Houston, with a back brace. (AP Photo/Eric Gay) ( Abortion Restrictions Texas )