Arlington Engine 16 is on scene of a vehicle rollover with multiple people injured on southbound Hwy 360/Watson Road near Webb Lynn Road. Two truck companies, an additional engine, and Battalion Chief are all en route along with Arlington EMS and Arlington PD. Update – Launching air medical to the scene. Grand Prairie FD is also on scene with multiple units. PHI Med 8 helicopter en route. Requesting a total of three ambulances from Arlington EMS, and two Grand Prairie ambulances reportedly on scene.