When Pedro Martinez returned to Fenway Park for the Boston Red Sox's 125th anniversary celebration on Friday, he wasn't able to throw out the first pitch to his former catcher, Jason Varitek. Just two weeks ago, Varitek was fired by the Red Sox as a game-planning coordinator and run prevention coach, though the team announced that the two-time World Series champion would be reassigned to a new role within the organization -- which he is not expected to accept. Martinez acknowledged he was missing Varitek, but didn't have any insight as to why he was let go. “To be honest, I’m not gonna go into details without knowing why because I haven’t really been inside the offices,” Martinez said, per Christopher Smith of MassLive. “I’m pretty sure they’re gonna let me know. There’s gotta be a reason because Tek means so much to this city just like every one of us. Like David, all of us that won it in ‘04 and all the legends that were out there.…