Three Westchester residents were arrested for heroin, suboxone, and marijuana possession after the vehicle they were driving in was stopped for speeding on I-87 in upstate New York on Saturday morning. The driver of the vehicle, James D. Tobin, 27, of Montrose, and his passengers, Thomas Johnston, 48, of Valhalla and Taniah D. Cousins, 21, of Mount Vernon, were found to be in possession of heroin, suboxone film strips and marijuana after the stop, which occurred around 9:36 a.m. in Bethlehem, just south of Albany.