New Jersey Gov. Chris Christie conducts a lengthy news conference Thursday about his administration's role in traffic tie-ups on the George Washington Bridge. Jeff Zelevansky/Getty Images hide caption

itoggle caption Jeff Zelevansky/Getty Images

The George Washington Bridge in Fort Lee, N.J., on Sept. 2, just days before lanes were closed under mysterious circumstances. Mel Evans/AP hide caption

itoggle caption Mel Evans/AP