Weather Balloon

Elijah Prychodzko captured video of this explosion in the sky above Sacramento with his smartphone on December 20, 2012. (CBS)

Explosion In The Sky Likely A Weather Balloon From Bay Area

Video of a mysterious object exploding in the sky above Sacramento baffled astronomers over the holidays. While some speculated the object was a UFO, weather experts said there is a down-to-earth explanation behind the blast.