position to run the imf. is she prepared for what could be a long, drawnout court battle here? you know, her role in this is simply to tell the truth. nbc s jeff rossen has been covering this story since it broke. jeff, good to visit with you right now. today, the new york times is report something new evidence may be significant, the key cards, the room cards used by strauss-kahn and by this maid. what more do we know about why that would be significant? all forensic evidence is important now, not just the dna they found in the room, not just the dna they took from strauss-kahn himself. they ll use the key cards to track movements. what time did he go in, what time did he leave? what time did she go in? were they in the room at the same time. part of this case is putting the two together in the same room. beyond that, of course, the challenge for prosecutors according to legal experts could be this defense that it was consensual. yes, the defense will say according to legal