The people requested anonymity because players who test positive for amphetamines the first time under baseball's policy are not publicly identified.

Bonds learned of the test result in August, according to a person close to him.

Bonds issued a statement late Thursday but did not say whether he failed a drug test. He did deny a New York Daily News story that he told baseball authorities he took amphetamines out of teammate Mark Sweeney's locker.

"He is both my teammate and my friend," Bonds' statement read. "He did not give me anything whatsoever and has nothing to do with this matter, contrary to recent reports. I want to express my deepest apologies, especially to Mark and his family, as well as my other teammates, the San Francisco Giants organization and theFebruary 20th - Downtown Martinez Art Beat

Featured Saturday evening, February 20, is an exhibit of works by well-known folk artist Howard Finster. Also being shown is a short documentary about the artist. The exhibit features work from the Pattie Family Collection of American Folk Art.

Collector Steven Pattie, who is also executive producer of the documentary, will be on hand to answer questions about the movie and the exhibit.

This exhibit is part of a monthly Art Beat “art walk” event that is powered by Artcelerator, a new collective of artists and art activists that are promoting art and events in Martinez.