The race between the deteriorating security situation north of Israel’s border, and the need to complete the border fence, is tightening. But the fence and systems are nearly in place. As the raging civil war between loyalists to Syria’s President Bashar al-Assad and various rebel factions continues to spill over into the Golan Heights, workers are moving to replace border installations. Several countries have pulled their troops out of the United Nations peacekeeping force in the Golan demilitarized buffer zone as the situation has become increasingly dangerous, including Austria, which began withdrawal of its troops last week. Elbit Systems' "MSS...