BOSTON -- Celtics guard Isaiah Thomas traveled home to Tacoma, Washington, on Wednesday morning to be with his grieving family after the death of his younger sister. The Celtics released a statement from Thomas on Wednesday afternoon. "This has been without question the hardest week of my life," he wrote, adding that he has been "overwhelmed by the love and support" directed at him since his sister, Chyna, died in a single-car accident on Saturday. During a conference call Wednesday afternoon, Celtics coach Brad Stevens said memorial services have not been finalized for Chyna Thomas, and that Isaiah Thomas is using the team's two-day break to be with his family. The Celtics, who lost the first two games of their playoff series against the? Bulls, had an off day Wednesday and will travel to Chicago on Thursday. Game 3 is scheduled for Friday. "It's super hard on Isaiah," Stevens said. "You can tell. I think that during the games and during walk-throughs...