State Patrol is investigating a motorcycle crash that happened in Las Animas County Saturday morning.

Troopers said it happened on State Highway 12 just before 9 a.m. near milepost 31.

A rider on a Harley Davidson heading west on Highway 12 lost control on a turn, troopers said. The motorcycle hit post and rolled.

The driver was 73-year-old Leland Crystal from Kansas City, Kansas. Troopers said he was wearing a helmet. He was transported by helicopter to Parkview Hospital.

Alcohol, drugs and speed are not considered factors in the crash, but state patrol is investigating.