Tulsa Police say a 27-year-old man died when his motorcycle crashed on Highway 75.
Police say he was speeding and lost control on the "S" curve just south of the Apache Street exit at about 3 a.m.
The motorcycle left the highway, hit a pole and tree and then a fence.
EMSA took the man to a Tulsa hospital in critical condition, but he later died.
He was wearing a helmet. Police have not released his name.
At about 12:30 a.m., a man crashed a motorcycle on Yale near Apache.
Tulsa Police say that rider had some road rash but refused treatment.