HOUSTON -- The day after The Players' Tribune posted a video highlighting Gordon Hayward's rehab from a fractured ankle, Boston Celtics coach Brad Stevens offered his most definitive comments of the year by saying Hayward will not play again during the 2017-18 season. "He's not playing this year. I don't know what else to say," said Stevens, who has fielded an increased amount of questions about Hayward's progress in recent weeks. On Friday, Hayward tweeted The Players' Tribune video with a caption, "Patience. One goal," and hinted that more details were coming about his rehab. The sight of Hayward getting a tiny bit of lift on his jump shot during workouts filmed on the West Coast in late January and early February left some observers wondering if he was making the sort of progress that might make a return this season possible. In recent weeks, Stevens and Celtics president of basketball operations Danny Ainge had noted that Hayward was making progress but still...