All roads lead to T-Mobile Arena for Las Vegas NBA expansion , according to MGM Resorts International’s chief executive. MGM Resorts president and CEO Bill Hornbuckle said Wednesday during the company’s first-quarter earnings call that the resort giant is in talks with multiple groups regarding an NBA expansion team in Southern Nevada and that it’s likely T-Mobile Arena will play some role in the process. “We have had huge interest and obviously whether T-Mobile becomes, and Las Vegas becomes the ultimate site or not, time will tell,” Hornbuckle said on the call. “Obviously, it’ll be up to the (NBA) Board of Governors sometime next year. That said, we’re excited by it. “How could we not be? We’ve all seen the success in what it means to Las Vegas, where these sports teams come. T-Mobile is part of that conversation, whether it’s short-term or long-term.…