Cooper Flagg was named the NBA Rookie of the Year on Monday, but he was officially presented with the award by the Dallas Mavericks at a press conference on Wednesday. It was a rewarding moment for the 19-year-old, who had a historic rookie season. Even while the Mavericks played poorly, he showed up every night and gave it his all. When asked during the press conference, Flagg provided what winning the award means to him. ︀︀“I think it means everything," Flagg started. "I think this award/reconciliation is something that all rookies come into the year fighting for and competing for. They’re trying to put their best foot forward for this award, and I think just the recognition means a lot to me; all the hard work, all the hours that I put in throughout the year and years previous — all the hours I’ve put in my whole life. It shows that it’s all worth it.” Cooper Flagg speaks on what winning the NBA ROTY means to him. “I think it means everything.…