A man who sparked panic on a SkyWest flight by trying to open the exit door while the plane was in the air has been sentenced to 18 months in prison with two years of supervised release. Mario Nikprelaj was aboard SkyWest flight 3612 from Omaha, Nebraska, to Detroit, Michigan, last July when he began making a commotion, refusing to put his seatbelt on during takeoff, being rude to staff, and ultimately forcing the plane to make an emergency landing in Cedar Rapids, Iowa. The Northern District of Iowa U.S. Attorney’s Office said in a statement that he was sentenced on Tuesday, after pleading guilty to one count of interfering with flight crew members and attendants in September. The office said that before…..