LAS VEGAS — Mandalay Bay Resort and Casino opened a 350,000-square-foot expansion to its convention center and welcomed its first group, MAGIC, into the new space this week. The expansion includes new exhibit space, a 20,000-square-foot foyer and underground parking in this first phase of the project. Construction began in October 2014 and upon completion of the project in January 2016, the Mandalay Bay Convention Center will boast more than 2 million total square feet and over 900,000 square feet of contiguous exhibit space. Images from the Aug. 18 media event include: the convention center expansion; Mandalay Bay’s new rooms; Delano Beach Club; Chuck Bowling, president and COO, Mandalay Bay and Delano Las Vegas; Stephanie Glanzer, vice president of sales, Mandalay Bay and Delano Las Vegas; and Tony Calanca, executive vice president of exhibitions, UBM ADVANSTAR. Photography by Sam Morris/Las Vegas News Bureau.