Limited traffic closures remain in effect as the agency and the local police department investigate the incident. A vehicle travelling at high speed collided with a gate at the White House, leaving the driver dead, the U.S. Secret Service.“Shortly before 10:30 p.m. (1430 GMT) on May 4th,” the vehicle crashed into “an outer perimeter gate on the White House complex,” the federal law enforcement agency said on Sunday in a statement published on X, formerly Twitter. “Security protocols were implemented as officers cleared the vehicle,” it said, adding that “there was no threat to the White House….