FILE - In this Thursday, Aug. 9, 2012 file photo, army trucks carry Egyptian tanks in a military convoy in El Arish, Egypt's northern Sinai Peninsula. On Monday, May 20, 2013 Egyptian officials said ... more 
FILE - In this Thursday, Aug. 9, 2012 file photo, army trucks carry Egyptian tanks in a military convoy in El Arish, Egypt's northern Sinai Peninsula. On Monday, May 20, 2013 Egyptian officials said dozens of military and police armored vehicles have crossed into Sinai, beefing up the security presence in the volatile peninsula five days after suspected militants kidnapped six policemen and a border guard there. (AP Photo, File) less 
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Associated Press
Mon, May 20, 2013 9:08 AM EDT