An 18-year-old was killed after he crashed head-first into another vehicle Tuesday evening, Athens-Clarke County police said.

The teenager, identified as Joseph D. Moon, was driving a go-kart on Hull Road when he crashed into the dividing line and into the car, Athens-Clarke County police spokesman Epifiano Rodriguez said.

Rodriguez said the driver of the other car stayed on the scene.

In other news:

University of Texas student Ann Mark lit up Twitter with a funny retelling of her exam woes. She showed up to the exam without a "blue book" to write her answers. Then, Mark realized she was in the wrong test room. When she finally found her World Cinema History exam, she was running out of time. She rushed out an essay about "Napoleon Dynamite," her favorite "independent" film.