The arena that hosted the 2017 "Billboard" Music Awards opened  on what date?
T-Mobile Arena T-Mobile Arena is a multi-use indoor arena on the Las Vegas Strip in Paradise, Nevada. Opened on April 6, 2016, the arena is a joint venture between MGM Resorts International and the Anschutz Entertainment Group.
Freeman Coliseum Freeman Coliseum is a sports and concert venue located in San Antonio, Texas. It has been host to thousands of events including the San Antonio Stock Show & Rodeo, concerts, trade shows, motor sports, circus, professional sports including professional bull riding, basketball, hockey, boxing and wrestling. It was the largest indoor arena in San Antonio until HemisFair Arena opened in 1968. Since then, many top recording artists have made their San Antonio concert debuts at the Coliseum.