NEW : Crowley 's exit was in the works for months , White House official says . Crowley says he takes responsibility for his remarks on Bradley Manning . He made the comments in a talk last week at MIT . Crowley did add that `` nonetheless , Bradley Manning is in the right place '' because of his alleged crimes , according to a blog post by BBC reporter Philippa Thomas , who was present at Crowley 's talk . Comment:
NEW : Crowley 's exit was in the works for months , White House official says . Crowley says he takes responsibility for his remarks on Bradley Manning . He made the comments in a talk last week at MIT . Comment: