UPDATE 2:45 p.m. : WEST DES MOINES, Iowa – The West Des Moines Police Department are releasing new information regarding the crash between a vehicle and a US mail truck that occurred at 5:37 a.m. Tuesday morning.

The investigation found that Jeffery Ellis, 56, of Des Moines, the driver of the US mail truck failed to obey a stop sign at the intersection of 4th and Locust Street. As a result, the truck collided with a 1998 Ford Explorer.

The occupants of the Ford Explorer were trapped in the vehicle due to the wreckage until West Des Moines Fire Department personnel were able to extricate them. The occupants of the Ford Explorer are Suzanne Jackson, 59, and Stephen Bracken, 71, both of Waukee.

All persons involved in the accident were transported by West Des Moines EMS to local hospitals with serious injuries.

The crash is still under investigation and possible charges are pending.

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WEST DES MOINES, Iowa – Three people were seriously injured when a vehicle and a US mail truck collided near Valley Junction Tuesday morning.

It happened shortly before 6:00 a.m. at the intersection of 4th Street and Locust Street, according to Sgt. Jason Heintz with the West Des Moines Police Department. That’s about a block away from the U.S. Postal Service Office on 5th Street.

At least one of the vehicles caught fire. Firefighters were able to put out the flames and rescue the trapped passengers.

The driver of the mail truck and the two people in the other vehicle have been transported to local hospitals. Police say they suffered serious injuries.

The investigation into the collision continues.