May 24, 2018 11:46 pm Mylar Balloons Cause Power Outage in West Hollywood Metallic Mylar balloons caused a major power outage for 500 homes after coming in contact with wires. Beverly White reports for the NBC4 News at 11 on Thursday, May 24, 2018. US & World Videos 1:12 5 things to know about Tom Thibodeau 1:04 Metro warns of possible delays due to sickout 0:31 Long spear found at murder scene in Santa Ana 3:12 First Alert Forecast: Rain this weekend 2:12 74-year-old woman killed in hit-and-run in University Park