Police are Robert Browninvestigating the death of three men found Monday morning inside a car near an Indianapolis school.

The men had no obvious signs of trauma when police discovered their bodies in the car, which was parked outside of Jonathan Jennings School 109, according to the Indianapolis Metropolitan Police Department. A fourth man was taken to a hospital and appeared to be intoxicated, authorities said.

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Investigators have not yet said how the men died. 

Buses to the elementary school were rerouted to avoid the scene and students at the school are safe, according to a statement from Indianapolis Public Schools.

Contact Jake Allen at [email protected]. Follow him on Twitter @Jake_Allen19.