Pinto, Spain News

Barcelona and Real Madrid head into Saturday's Spanish league matches waiting on injury worries to Lionel Messi and Cristiano Ronaldo.

Eds: APNewsNow. AP Photo AR101, AR102 By PAUL LOGOTHETIS AP Sports Writer PINTO, Spain Alberto Contador's mother says the Tour de France champion is serious about quitting cycling regardless of the outcome of a doping investigation.

A test new to the antidoping movement was used for the first time at the Tour de France last summer, and now it appears that the three-time Tour winner Alberto Contador -- who tested positive for a banned drug at the race -- may have more explaining to do.

PINTO, Spain: Tour de France champion Alberto Contador on Friday called for anti-doping regulations to be revised after his positive test for a banned anabolic agent, saying the whole system was in question.