* Former U.S. champion's world champs on line
* Rodgers tests positive for stimulant
By Gene Cherry
* Rodgers tests positive for stimulant
By Gene Cherry
RALEIGH, North Carolina, Aug 14 (Reuters) - Former U.S. 100 metres champion Mike Rodgers's world championships eligibility rests in the hands of a panel who will hear his doping case, American officials said on Sunday.