The authorities must not only reopen the Queens-Midtown Tunnel, but also ponder whether to put up sea gates or install inflatable plugs to protect it.

FORBES: After Sandy in Manhattan: Now Comes the Hard Part

On Saturday morning, police officers stopped and searched for a third day box trucks as they approached the George Washington Bridge, which links New Jersey with New York, as well as the Queens-Midtown Tunnel, the Holland Tunnel and the Verrazano-Narrows Bridge, connecting the boroughs of Staten Island and Brooklyn.

CNN: STORY HIGHLIGHTS