BTS returns to iHeartRadio Music Festival after 6 years; Le Sserafim follows on day 2

BTS and Le Sserafim took the stage on consecutive nights at the iHeartRadio Music Festival in Las Vegas, with BTS returning to the event after six years and Le Sserafim becoming the first K-pop girl group to perform there. BTS closed the festival’s first night Friday at T-Mobile Arena, leaning heavi