SPRINGFIELD, Mo. (KY3) - Police say Nathaniel Likins, 19, of Republic was killed in a motorcycle crash Sunday afternoon. Police say Likins was traveling southbound on Kansas Expressway towards Broadmoor. The motorcycle hit the curb along the median and left the road before it hit a tree. Likins was pronounced dead at the scene. Investigators are working to find out why Likins hit the curb. This is the sixth fatal motor vehicle crash in.