Aliens? UFO? That's what some wondered when a Chinese rocket re-entered the Earth's atmosphere and lit up the night sky as it burned up over the Western United States.
The Chinese CZ-7 re-entered the atmosphere Wednesday night, U.S. Strategic Command spokeswoman Julie Ziegenhorn confirmed.
That's when people in Nevada, Utah and California took to social media to report a fireball streaking across the sky.
Further east in Utah, Matt Holt was outside a public library in Provo with a large group playing Pokémon Go when he noticed a bright, colorful flash of light. Soon, others spotted it too.
"I didn't know what I was seeing because I've never seen space debris," Holt told KOMO TV.For more news of the day, check out our 60 Second Circa for Thursday PM, July 28, 2016.
The Associated Press contributed to this report.