highway. there's some areas that are protected with guardrails to protect bikers from traffic, there are some areas in this part of the city that are also protected against terrorist attack. we're not far from the world trade center. it's just a couple blocks away. again, the investigation continuing through the night on into tomorrow as new york recovers from this. stunned but, again, getting on with life as we know it here. >> and for those who know new york, west street as you go north becomes the west side highway. ron, it's a city trying too g i on with things but hard when it strikes normalcy, riding down a bike path. i'm joined by eugene o'donnell, now a professor of law and police studies at john j. college of criminal justice, and james cavanaugh, a retired special agent in charge for the atf and now an msnbc law enforcement analyst. jim, you and i were together on tv several hours ago when this news first broke. one of the interesting things