Aceves was not as valuable last year as he was in 2011. He was a mediocre closer on a team that was not even remotely close to the playoffs by the end of July. He should have been traded then, but his reputation preceded him.
According to Cafardo, Lavarnway is probably not log for Boston. He's probably on the Lou Merloni Honorary Pawtucket-Boston Shuttle. If he doesn't go down this weekend, he is probably in Pawtucket when Hanrahan is activated.
Iglesias is just as light hitting as Drew has been for the last two weeks, but Drew also didn't have a real spring training and is probably just getting his timing back now. He's a more than adequate defensive shortstop and Iglesias has options.