MANILA — The Philippines said Friday it may quickly withdraw from a United Nations peacekeeping force in the Golan Heights because of security concerns, following the abduction of four Filipino troops. Foreign Affairs Secretary Albert del Rosario said he had made a recommendation to President Benigno Aquino to pull out the more than 300 troops from the area. "As soon as he says go, we will undertake to do that as soon as possible," del Rosario told reporters. Syrian rebels seized the four Filipino peacekeepers at an observation post in the Golan Heights on Tuesday, two months after 21 Filipino...