Gary Washburn: #Celtics hold on to a 120-117 win over the #Cavaliers, stay alive in the NBA Cup and end CLE’s 15-game winning streak. Tatum 33 and 12 rebounds, Horford 20, White 19, Brown 17, Pritchard 13, Holiday 11; Mitchell 35 (18 in 4Q), Mobley 22, Porter Jr. 15, Niang 11, Jerome 10, Allen