Dallas Mavericks and NBA superstar Luka Doncic from Slovenia takes responsibility for the loss by the team in game two against the Boston Celtics, which includes his eight turnovers and five missed free throws out of nine attempts, responds to a question about an injury that occurred in game one, responds to a question about whether he got into an exchange with the Boston Celtics owner Wyc Grousbeck, and more after the loss at TD Garden in Boston and on ABC television nationally.