Read the text and determine if the sentence is true:

Reginald DeSean Davis (born September 3, 1976) is a former American football tight end and current running backs coach for Nebraska. He was signed by the San Diego Chargers as an undrafted free agent in 1999. He played college football at Washington.

Sentence: Reginald Davis became the running backs coach for Nebraska in 2015.
It's impossible to say