In Depth: Hal and Joab's road to recovery

Hal returns from medical leave to host for the first time since his accident March 19. He is joined by photographer Joab Perez and his physical therapist Moses Lau. They discuss the injuries that Hal and Joab suffered when they were hit by an alleged drunk driver while on assignment in Hollywood. Lau talks about how the body responds to physical trauma, and what therapeutic techniques are needed to heal.