November 26, 2003 MSNBC Is Clearing Out a Slot in Prime TimeBy JIM RUTENBERG SNBC is reshuffling its lineup again to clear the way for a star, so far unidentified, it hopes to introduce in prime time in the coming weeks, according to a memorandum made available yesterday. Erik Sorenson, the president of MSNBC, said in the memorandum to his staff that he was moving "The Abrams Report" to 6 p.m.. from 9 p.m. weekdays. It had been at the later hour since major combat in Iraq ended but that time slot was supposed to be a temporary berth. The...