Two people were killed Friday in a head-on collision between a minivan and a semi-truck on Highway 64. Rescue crews were called to the scene at around 11:40 A-M, just west of Highway 32, in the Town of Mountain. The Oconto County Sheriff’s Office says an eastbound minivan crossed the centerline and hit a semi-truck head on. Deputies say two people in the minivan were pronounced dead at the scene. The names of the victims were not released.