NBA: Thunder top Celtics for franchise-record 15th straight win

OKLAHOMA CITY — Shai Gilgeous-Alexander had 33 points and 11 rebounds, and the Oklahoma City Thunder pulled away from the Boston Celtics 105-92 on Sunday for their franchise-record 15th straight win. The Thunder, who improved to 30-5, have not lost a game that counted in the standings since Dec. 1. Their loss to the Milwaukee