BOSTON (AP) — Jayson Tatum was so disappointed in his last game that he went to the team’s practice facility later that night to work on his shooting. The Boston Celtics forward could go straight home on Wednesday. Tatum followed up his historically bad shooting performance by scoring 23 points, and Kemba Walker had 25 to help the Celtics overcome 44 points from Bradley Beal and beat Washington 140-133 for Boston’s ninth straight victory. Tatum was 1 for 18 in the victory over Dallas on Monday and then posted on Instagram a video of himself back at the team’s practice facility, saying, “1-18 gotta be able to laugh at ya self sometime.” On Wednesday, he was 9 for 20, going 1 for 5 from 3-point range. “Before the game, I’m like, ‘Every night’s not gonna be the best night.Read more on NewsOK.com