Ambulance 24-7 was involved in an MVA while responding to another accident in the area, at Marshall & Owen. Preliminary reports show the ambulance had the green light and the other vehicle ran the red. The jeep then flipped onto it's side trapping the 2 occupants. Hearing that an ambulance was involved and entrapment, rescue-19 who was in the area with rescue-20 for the other accident responded in on this job via verbal from rescue-20. Company-20, rescue-26 and engine-37-1 were the dispatched response. DCMH medics were also on scene for patient care and transport. 1 victim was transported to C.H.O.P. while the other was transported to H.U.P.