The Terrorists (1988)

Military Investigator James Luke is on the hunt for the the killer of a Congressman's son in Munich , where he's joined in his "efforts" by German "shoot first, ask questions later" cop Paul Steger. Their sleuthing eventually leads Luke to fall in love with a local news reporter, and for our intrepid heroes to come face-to-face with a terrorist mastermind known only as The Professor, who had a dastardly plan to assassinate Jimmy Carter when he hits town in a few days.