(The Blaze/AP) – Toronto paramedics say one person is dead and another is seriously hurt after a stage collapsed while setting up for a Radiohead concert.
They say two other people were injured and are being assessed.
Some at Downsview Park ahead of the show are saying on Twitter that the area has been cleared by emergency crews.
"Due to unforeseen circumstances tonight's at downsview park tonight has been cancelled. Fans are advised not to make their way to the venue," Radiohead's official Twitter account posted.
The venue's website also says the concert has been officially canceled.
Watch the terrifying video of the stage collapse here:
This photo from @zakeaa posted on Twitter reportedly shows the collapsed stage:
This story is breaking and updates will be added.
The Associated Press contributed to this report.