USA Gymnastics September 19, 2024 5:07 pm Simone Biles, Jordan Chiles to perform in downtown LA Friday The elite gymnasts will be performing for the Gold Over America Tour at Crypto.com Arena Friday night. Lynette Romero reports for the NBC4 News at 4 p.m. on Thursday, Sep. 19, 2024. US & World Videos 0:32 Space shuttle model moves to temporary home in Downey 3:04 Prepare for the Great California ShakeOut 2:10 Sorority sisters mourn 4 Pepperdine students killed in PCH crash 1 year ago 1:45 Homeowner confronts squatter in his Van Nuys house 3:03 Preparing year-round for earthquakes