FILE - In this Wednesday, June 1, 2011 file photo, referee Ibrahim Chaibou, red top, is surrounded by Argentina soccer players after he awarded a penalty against them during an international friendly soccer match with Nigeria Super eagles at the National stadium in Abuja, Nigeria. It was in the final minutes of the June 2011 soccer game between Nigeria and Argentina when the little green flags on computer screens in London started to change color. Nigeria was leading 4-0 in the exhibition match of little significance, and more and more money was being laid down on the possibility that one of the teams would score another goal before the game was over. Monitors hired by soccer's governing body FIFA to detect deviations from expected betting patterns _ helped by computer algorithms _ spotted something fishy. The game's 90 minutes of regular time ended without another goal. Referee Ibrahim Chaibou ordered extra time added to the clock _ normal in most soccer games to make up for stoppages in play throughout the contest for injuries or other minor delays. He added six minutes _ a substantial amount for such a minor game. (AP Photo/Sunday Alamba, file)

Associated Press
FILE -  In this Wednesday, June 1, 2011 file photo,  referee Ibrahim Chaibou, red top,  is surrounded by Argentina soccer players after he awarded a penalty against them during an international friendly soccer match with Nigeria Super eagles at the National stadium in  Abuja, Nigeria. It was in the final minutes of the June 2011 soccer game between Nigeria and Argentina when the little green flags on computer screens in London started to change color. Nigeria was leading 4-0 in the exhibition match of little significance, and more and more money was being laid down on the possibility that one of the teams would score another goal before the game was over. Monitors hired by soccer's governing body FIFA to detect deviations from expected betting patterns _ helped by computer algorithms _ spotted something fishy. The game's 90 minutes of regular time ended without another goal. Referee Ibrahim Chaibou ordered extra time added to the clock _ normal in most soccer games to make up for stoppages in play throughout the contest for injuries or other minor delays. He added six minutes _ a substantial amount for such a minor game. (AP Photo/Sunday Alamba, file)
FILE - In this Wednesday, June 1, 2011 file photo, referee Ibrahim Chaibou, red top, is surrounded by Argentina soccer players after he awarded a penalty against them during an international friendly soccer match with Nigeria Super eagles at the National stadium in Abuja, Nigeria. It was in the final minutes of the June 2011 soccer game between Nigeria and Argentina when the little green flags on computer screens in London started to change color. Nigeria was leading 4-0 in the exhibition match of little significance, and more and more money was being laid down on the possibility that one of the teams would score another goal before the game was over. Monitors hired by soccer's governing body FIFA to detect deviations from expected betting patterns _ helped by computer algorithms _ spotted something fishy. The game's 90 minutes of regular time ended without another goal. Referee Ibrahim Chaibou ordered extra time added to the clock _ normal in most soccer games to make up for stoppages in play throughout the contest for injuries or other minor delays. He added six minutes _ a substantial amount for such a minor game. (AP Photo/Sunday Alamba, file)
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