Keller leaves Boston University after freshman season to sign with Arizona

Clayton Keller scored a team-high 21 goals for Boston University this season (photo: Melissa Wade).

Boston University freshman forward Clayton Keller signed with the Arizona Coyotes and is expected to make his debut with the NHL team on Monday.

Keller, the seventh overall pick in the 2016 NHL Draft, led the Terriers with 21 goals and 45 points.

Boston University’s season ended Saturday with an overtime loss to Minnesota Duluth in the NCAA West Regional final.

Keller also helped the United States win the World Junior Championship in January.

The Swansea, Ill., native could play for the Coyotes near home at St. Louis on Monday.