TROY, Mich. – A Harper Woods woman has been charged with waving a gun at another driver during a road rage incident in Oakland County, police said. Troy police were called at 6:11 p.m. Friday to southbound I-75 north of West Big Beaver Road. A driver told them he had been involved in a traffic altercation with the driver of a tan 2015 Kia Optima, officials said. At one point during the exchange, the woman flashed a gun at him out her window, according to authorities. Monea Smith, 30, of Harper Woods, had also contacted police about the altercation, officials said.