Italian cyclist Ivan Basso has quit the U.S.-based Discovery Channel team after authorities reopened an investigation into his role in a Spanish doping scandal.The Giro d'Italian champion asked to be released immediately from his contract during a meeting Sunday with Disovery officials, the team said in a statement Monday.
<p><a href="http://rss.cnn.com/~a/rss/edition_sport?a=wTdGd6"><img src="http://rss.cnn.com/~a/rss/edition_sport?i=wTdGd6" border="0"></img></a></p><img src="http://rss.cnn.com/~r/rss/edition_sport/~4/113126136" height="1" width="1"/>

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