Pacquiao, Marquez tests negative
The Nevada State Athletic Commission announced Friday that welterweights Manny Pacquiao and Juan Manuel Marquez both tested negative for any banned substances in the drug tests they were each administered in conjunction with their fourth fight last Saturday night at the MGM Grand in Las Vegas.
"(The) steroid and drug test results came back negative for all prohibited substances," said Keith Kizer, executive director of the commission.
Marquez, 0-2-1 in their first three bouts, ...
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