Crash memorial scheduled

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A public memorial service is set for the three air ambulance crew members killed in a crash last week north of the university of arizona.

Pilot Alex Kelley, Paramedic Brenda French and Flight Nurse Parker Summons will be remembered 10 A.M. Friday at "Calvary Chapel East" on Speedway.

Federal investigators are sifting through the wreckage, looking for what caused the LifeNet helicopter to go down Wednesday.