Dozens injured in crush at the Astroworld Music festival in Houston.
Police in Texas are investigating the deaths of at least eight people at a music festival.
They died after an apparent crush at the front of the stage where rapper Travis Scott was performing.
Dozens of others were treated at the Astroworld festival, and 17 were taken to hospital.
Larry Satterwhite, from the local police, says they responded when people began to fall unconscious
