Members of Congress are raising the alarm that war-like conditions on the Mexican border could lead to Mexican drug cartels helping terrorists attack the U.S. “When you have…gangs and they have loose ties with al Qaeda and then you have Iran not too far away from building a nuclear capability, nuclear terrorism may not be far off,” said Rep. Trent Franks (R- Ariz.), a member of the House Armed Services committee. The Mexican drug cartels’ violence accounted for more than 6,000 deaths last year, and in recent months it has begun spilling over into the districts of lawmakers from the...