Two men wearing bandannas attacked a third man in Littleton's Clement Park last night, according to the Jefferson County Sheriff's Office.
The victim, in his early 20s, has not been publicly identified. He was gravely injured and is now being treated at the main Swedish Medical Center hospital, according to sheriff's spokesman Mark Techmeyer.
The motive in the crime is unclear.
The sheriff's office reported the stabbing happened at 10 p.m. The suspects reportedly escaped in a dark blue Subaru sedan.