A Palestinian Hamas policeman mourns as he holds the body of a comrade outside the Hamas police headquarters following an Israeli air strike in Gaza City on December 27, 2008. Israel launched a massive wave of air strikes on Hamas targets in Gaza today, killing at least 140 Palestinians after warning of a fiery riposte to ongoing rocket fire, officials said. AFP PHOTO/MOHAMMED ABED (Photo credit should read MOHAMMED ABED/AFP/Getty Images)