An 8-minute drive through "liberated" parts of Aleppo, Syria's largest city, on Friday --- "Quiet but devastated streets. Tons of garbage. And a long bread queue that I was told was actually short --- they get much longer than this later in the day"
Egyptian state television said an Islamist group was responsible but did not give details.
A border police patrol was reportedly breaking their fast when they were ambushed by armed men.
A senior security official said the attackers seized an armoured vehicle before driving away.