The county paper predicted a crowd of 2,000-plus for President Donald Trump's 7 p.m. hangar stop. There are more than twice that many vehicles in the parking lots and fields by 4. LATROBE, Penn. — There are three roads to Arnold Palmer Regional Airport. The traffic jam stretches 1.5 miles into Unity Township, out a mile toward the country club, and eight miles toward Pittsburgh. Parking by a mailbox and hoping we don’t get towed, we hustle past as the red flag-waving line of packed cars, trucks, station wagons and occasional motorcycles creeps slowly onward toward this evening’s festivities.The...