MINNEAPOLIS (WCCO) – A 19-month-old boy was killed Sunday afternoon in a crash near Cold Spring, authorities say.

Authorities responded to the crash in the area of Wakefield Township at the intersection of Highway 23 and County Road 71 at about 2:34 p.m. When emergency crews arrived, at least one vehicle had been involved in the crash.

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A 19-month-old boy was transported to Hennepin County Medical Center for his injuries. The boy was pronounced dead just after 3 a.m. Monday. He was identified Tuesday as Colton Joseph Walz of Cold Spring.

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The Hennepin County Medical Examiner’s Office ruled Walz died of blunt force head and neck injuries sustained in the crash.

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The crash is under investigation by the Minnesota State Patrol.