Rep. John Murtha (D-Pa.) believes the vast majority of U.S. troops in Iraq will be out by the end of the year and maybe even sooner. In his boldest words yet on the subject, the outspoken critic of the war predicts the withdrawal and tells Mike Wallace why he thinks the Bush administration will do it. The interview, a portion of which will appear on tonight's (13) CBS EVENING NEWS, will be broadcast on 60 MINUTES Sunday Jan. 15 (7:00-8:00 PM, ET/PT) on the CBS Television Network. "I think the vast majority will be out by the end of the...