0 you know, not just the blood spatter, but the fingerprints. and then, you know, the dna off the sweater. all of those things that kind of pointed back toward george pointed back toward george hansen. captions by vitac www.vitac.com happening now, high alert for flights to the olympics. airlines taking new measures in the wake of new, credible terror threats, all this with the opening ceremony just hours away. we are live. historic snowstorms crippling communities across the country, from portland to dallas to philadelphia. millions digging out again this morning, but the worst may not be over. chad myers is here to explain this all. the end of an era. while you were sleeping, jay leno s dramatic good-bye to the tonight show. and this time, he s not coming back, probably. good morning and welcome to early start. i m christine romans for you this friday morning. and i m john berman. great to see you this day. it is february 7th, 5:00 a.m. in the east. let s start