At around 1645 this evening, a call was dispatched for a 2 car MVC ... Vehicle Vs. Tree. Units arrived to find a 2 car collision. The drivers of the 2 vehicles were the only occupants and both refused transport. The crew of Engine 605 cleared an oil leak while the Fire Police re-routed traffic. Units on Scene: Engine 605, Paramedic-B6, Traffic 6, Brush 606, & Wicomico County Sheriff's Department.