Israeli police officers examine a blown up bus at the site of a bombing in Tel Aviv, Israel, Wednesday, Nov. 21, 2012. A bomb ripped through an Israeli bus near the nation's military headquarters in Tel Aviv on Wednesday, wounding at several people, Israeli officials said. The blast came amid a weeklong Israeli offensive against Palestinian militants in Gaza. (AP Photo/Oded Balilty)

Photo by: Oded Balilty

Israeli police officers examine a blown up bus at the site of a bombing in Tel Aviv, Israel, Wednesday, Nov. 21, 2012. A bomb ripped through an Israeli bus near the nation's military headquarters in Tel Aviv on Wednesday, wounding at several people, Israeli officials said. The blast came amid a weeklong Israeli offensive against Palestinian militants in Gaza. (AP Photo/Oded Balilty)