 Sargent was sacked after testing positive for cocaine | Mitchell Sargent, who was sacked by NRL side North Queensland Cowboys after failing a drugs test, has signed for Newcastle Knights. Sargent was axed by the Cowboys after testing positive for cocaine. The front-rower has signed a three-year deal with the Knights and will join them for the 2007 season. He has been re-registered by the NRL because of the stringent testing guidelines and counselling outlined in his contract.
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