Sinai anarchy: Terrorists kill anti-terror tribal chief |Lawmakers confront law enforcement, DOJ over growing cellphone record requests |Spain: Video shows al Qaeda terrorists hope to use toy planes and explosives in new attacks |Investigate your enemies with your own RC surveillance drone | Napolitano gets it right on cargo screening |Hack of journalist shows cloud security flaws |South Florida power plant is home to American crocodiles |Terror tunnel wakes up govt; ground sensors to guard Indo-Pak border |Call for probe in jet ski security breach at New York’s Kennedy airport