investigation from capitol hill police. they're checking whether or not her victim broke any rules by having the gun in his car. >> what a bizarre twist of events. chris jansing, thank you for the report. now we want to turn to a mystery. you may remember learning about in history class, the lost colony of roanoke, where more than 100 of america's first settlers disappeared, almost without a trace. today, more than 400 years later, we finally know what may have happened. with me now, bly straube, an archeologist. thank you so much for being with us. how fascinating is this to know that maybe everything we learned in our history books is not the case? so what do you think is the theory of what happened to the colonists? >> well, we're hot on the trail now. we are cautiously optimistic, and it's really a combination of