A Silver Alert has been issued for a Mead, Oklahoma, man, the Bryan County Sheriff's Office said.
Robert Cowan, 75, was last seen about 11 p.m. Monday in the 300 block of W Walnut in Mead.
Law officers did not have a clothing description.
Cowan could be driving a red, 2017 Chevrolet Silverado pickup with Oklahoma license plate 22E.
Anyone with information about Cowan's whereabouts is asked to call Bryan County sheriff's office at 580-924-3000.