Michael Wynne, the former Pentagon acquisition chief, has been pressed back into service for the summer to oversee the Defense Department's base realignment and closure efforts, according to Pentagon sources. At the behest of Defense Secretary Donald Rumsfeld, Wynne scuttled plans to leave the Pentagon in late June, returning to a post he previously held -- principal deputy under secretary of defense for acquisition, technology and logistics, according to Pentagon officials. By keeping Wynne in the Pentagon, Rumsfeld may have...