A JetBlue plane was forced to make an emergency landing in Amarillo, Texas, Tuesday after a pilot reportedly had a medical emergency on board the plane. JetBlue 191, which was headed from New York’s Kennedy Airport to Las Vegas, was forced to make the emergency landing after the pilot reportedly ran up and down the aisles screaming after being locked out of the cockpit. He apparently began banging on the cockpit door screaming “let me in,” but was not allowed to reenter, CBSDFW.com reported. One of the flight attendants got on the intercom and asked passengers to restrain the man....