WASHINGTON (AP) — Dwayne Garner came off the bench to score 17 points, Xavier Sewell added 16 and NAIA Division II Washington Adventist shocked Howard 71-68 on Tuesday night to spoil the debut for Bison coach Kenneth Blakeney.

Sewell scored the last nine points for the Shock (2-0), who made the NAIA D-II tournament last season despite losing to Howard 115-91.

The largest lead of the game was seven points for Howard.

Sewell's 3-point play put Washington Adventist ahead 65-64 for 2:53 to play. He had back-to-back jumpers that gave the Shock a 69-68 lead going into the final minute. Howard missed three shots in the final minute and Sewell hit a pair of free throws with 11 seconds to play.

Charles Williams led Howard with 19 points. Khalil Robinson, Zion Cousins and Kyle Foster scored 11 apiece.