Hotel rooms at the MGM Grand—the hosting venue for the May 2 event—were sold out no more than 15 minutes after Mayweather made his announcement through his verified social media account.

MGM Resorts International is closing the concierge desk at six Las Vegas hotels: MGM Grand, Signature at MGM Grand, New York-New York, Mandalay Bay, Park MGM and Vdara. Guests at these locations ...