A crowd surge is when individuals in a large group make a sudden or rapid movement within a confined space, sometimes resulting in people being shoved or even trampled. It's different from a stampede, in which individuals move toward a single direction, often in a state of panic or confusion.
The fatalities occurred whilst Travis was performing on his Utopia Mountain stage on the opening night of the festival which is held annually in Houstonâs NRG Park.
Reports claim the injuries were a result of a crowd surge