WASHINGTON (CNN) -- Former St. Louis Cardinals slugger Mark McGwire refused to answer ... by his one-time Oakland A's teammate Jose Canseco -- the author of a recent tell-all book on the issue ...

"If that's not fate," Mark McGwire said, "I don't know what is ... when former teammate Jose Canseco wrote in his tell-all book that he and McGwire had used steroids when they were teammates ...

Jose Canseco posted a Change.org petition on Monday ... As one half of the "Bash Brothers," Canseco and Mark McGwire compiled a total of 617 home runs together in their time with the A's.

LAS VEGAS -- Jose Canseco warmed up for the start of spring ... On Saturday, Canseco eliminated his former Bash Brother Mark McGwire. Sammy Sosa was to have competed, but fell ill and had to ...