BROKEN BOW, Neb. (AP) — A 21-year-old man has died nearly a week after the pickup he was driving collided with a semitrailer in central Nebraska.

that Brett Kramer, of Litchfield, died Sunday.

Custer County Sheriff Dan Osmond says the accident occurred on July 23 about four miles south of Broken Bow. Osmond says Kramer was trying to cross a highway when his pickup was struck broadside by the big rig.

Kramer was taken to a Broken Bow hospital and then transferred to a Kearney hospital.