America Freaks Out - Hammer Time

Superstar musicians from around the globe throw concerts in New York and Washington to raise the nation's spirits after the September 11th attacks. At the Concert for D.C., Matt Walsh is wowed by James Brown -- and no one else. MC Hammer records a new single to pay tribute to the victims of the September 11th attacks. Stephen Colbert reports live from ground zero on a second, even more horrendous attack on American soil. Steve Carell profiles Emery Harriston, a 39-year-old baton twirler, and Lance Bass discusses singing with 'N SYNC and acting for the first time in "On the Line."