An unidentified miner contemplates as he looks over the area where, a year ago, police opened fire on striking platinum miners killing 34 and injuring 78, before a memorial service to get under way, near the Marikana, South Africa, platinum mine, background, Friday Aug. 16, 2013. The killings happened after days of clashes with mine security and police. The miners were demanding better salaries, working, housing and living conditions. (AP Photo/Denis Farrell) ( South Africa Mine Violence Anniversary )