A motorcyclist was heading north on Academy late Friday night when he bumped up against a curb and lost control of his bike.
Police say he was thrown from his motorcycle.
The crash happened at 10:33 p.m. Friday on the 600 block of South Academy in Colorado Springs. There were no other vehicles involved.
The motorcyclist was transported to the hospital with life-threatening injuries. There's been no further update on his condition as of Saturday morning.