LONDON : Three Pakistan Test players go on trial in London on Tuesday charged with spot-fixing during a match against England last year, allegations which rocked the world of cricket.Former captain Salman Butt, prodigal talent Mohammad Aamer and star bowler Mohammad Asif are due to appear at Southwark Crown Court charged with conspiracy to obtain and accept corrupt payments, and conspiracy to cheat.The players' agent Mazhar Majeed will go on trial alongside them charged with the same offences, which carry maximum sentences of seven years and two years in prison respectively The charges relate to allegations of deliberately bowling no-balls during England's fourth Test against Pakistan at Lord's in London in August 2010.The allegations were made by the Rupert Murdoch-owned News of the World tabloid, which was closed down in July this year when it became engulfed in the phone hacking scandal.At the time of the alleged offences, Butt, 26, was captain of Pakistan's Test side and had won plaudits for his leadership.Asif, 28, was the team's senior pace bowler, while teenage left-arm swing bowler Aamer, 19, was regarded as one of the hottest properties in world cricket.Majeed, from south London, is a sports agent with a history of working with Pakistan players.Detectives raided the Pakistan team hotel in London as part of their investigations following the News of the World story.The cricketers were outside Britain when summons were issued and they returned voluntarily.A separate and independent International Cricket Council anti-corruption tribunal, sitting in Doha in February, banned the three players for a minimum of five years each.Butt was banned for 10 years, with five suspended. Asif was banned for seven years, two of which were suspended, with Aamer handed a five-year penalty.All three have filed appeals against their bans at the Court of Arbitration for Sport in Lausanne, Switzerland.