The report cites the former Orioles players Bigby's testimony that he and Roberts in 2004 a section of conversation, Roberts admitted the previous year have been injected with steroids "once or twice."
The report is the second time Roberts was involved in steroid scandal mapping.
"Los Angeles Times" in September 2006 reported that former Orioles relief pitcher Gelinsili testimony in federal court named Roberts, outfielder Gibbons, recently traded to the Houston Astros The shortstop Tejada steroids users.
Roberts, now three-year-old All-Star twice, in 2005 hit 18 home runs the season, the highest career high. In four seasons before his career, Roberts knocked a total of only 12 home runs.