HINTON, Iowa | Plymouth County officials have released the identity of a man killed Friday morning after an all-terrain vehicle struck a tree north of Sioux City.
The Plymouth County Sheriff’s Office reported Carlton Pierce Smith Jr., 24, of Sioux City was found dead at the scene by deputies around 7 a.m. Friday in the 32000 block of Fox Avenue between Sioux City and Hinton.
Smith lived nearby, a release from the sheriff's office said.
An investigation showed Smith was traveling south through a grassy area on private property, then struck a tree and was thrown off the ATV.
He was taken to Floyd Valley Hospital in Le Mars, where the Plymouth County medical examiner ruled the death resulted from head trauma.