Oregon dad arrested in 10-month-old daughter's death

PENDLETON, Ore. (AP) — A 21-year-old Oregon man has been arrested after his 10-month-old daughter was found unresponsive in a car in Pendleton and later died in the hospital.

The East Oregonian of Pendleton reports that Travis Martin was arrested Friday night at his Irrigon home on investigation of manslaughter, assault, criminal mistreatment.

Morrow County District Attorney Justin Nelson says the investigation began after the child was found Thursday in a vehicle in Pendleton.

The girl was taken to a local hospital and later flown to Providence Sacred Heart Medical Center and Children's Hospital in Spokane, Washington. Nelson says she died there Thursday afternoon.

Nelson says Spokane police began investigation that later involved multiple agencies in Oregon.

Nelson said the child suffered injuries in Irrigon but her condition worsened in Pendleton.