PITTSBURGH (KDKA) — A paramedic was hit and killed while helping a crash victim on I-70.

According to state police, Rostraver EMS was on the scene helping when one of their ambulances was hit by another vehicle.

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EMS supervisor Matthew Smelser was killed in the crash.

All lanes of I-70 in Smithton were closed following the multi-vehicle crash.

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The crash happened Sunday morning between Exit 49-Smithton and Exit 46A-PA 51 South.

(Photo Credit: KDKA Videographer Ian Smith)

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Emergency crews are investigating the accident.