Titolo: A police officer walks to his patrol car

Descrizione: A police officer walks to his patrol car at a security checkpoint near the entrance to Los Angeles International Airport on December 26, 2009. Airports and airlines across the US moved rapidly to tighten security after a man tried to set off explosives on a plane flying from Amsterdam to Detroit. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

Crediti immagine: AFP/Getty Images - © 2009 AFP