Read the following premise and answer if the hypothesis 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.
Hypothesis: DeSean he signed for the Chargers. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
Yes
Yes.