A judicial commission of inquiry into the fatal shootings of 44 people at a Marikana mine has opened. The inquiry was set up by South African President Jacob Zuma.The investigation will determine the roles played by the police, the management of the platinum mine, Lonmin, the unions and government.Some 34 striking miners were killed in a day of bloodshed on 16 August. Ten others, including two policemen, died during weeks of unrest at the mine. The killings on 16 August were the most deadly police action since the end of apartheid in 1994.The commission, which consists of a three-member panel led by retired Supreme Court of Appeal Judge Ian Farlam, is expected to complete its analysis within four months. It must submit its final report within a month of finishing its investigation.Video evidence The proceedings are being held at the Rustenburg Civic Centre, near the scene of the shooting and 62 miles (100km) north-west of Johannesburg.