Video shows SpaceX's Falcon 9 exploding on the launch pad

Video has surfaced of the Falcon 9 rocket explosion that happened this morning at SpaceX's launch facility in Cape Canaveral. US Launch Report, a nonprofit video production company that brings military veterans to see space launches, published the video to its YouTube channel this afternoon.
Not long before the video was published, SpaceX CEO Elon Musk said on Twitter that the explosion originated around the oxygen tank of the rocket's upper stage. The cause is still unknown.
SpaceX was fueling