Jason Giambi agreed to meet with baseball steroids investigator George Mitchell, becoming the first active player known to cooperate with the former Senate majority leader.

Jason Giambi and Elvis Presley share a birthday. Like the King, Giambi has left the building. The former Yankee announced his retirement Monday, telling the Daily News, “It’s time to come home ...

One way or another, Jason Giambi’s career with the Yankees likely is over. A day after Giambi’s grand jury testimony in the BALCO case, in which he admitted using steroids and human gro… ...

Jason Giambi waves to the crowd during a 2023 Class of the Athletics Hall of Fame ceremony at the Coliseum in Oakland, Calif., on Sunday, Aug. 6, 2023.