The following news was confirmed to us by Green Day's management and this statement was released by GreenDay.com:
"Billie Joe is seeking treatment for substance abuse. We would like everyone to know that our set was not cut short by Clear Channel and to apologize to those we offended at the iHeartRadio Festival in Las Vegas. We regretfully must postpone some of our upcoming promotional appearances."
Here's also an article from the AP.
We sincerely wish the best for Billie Joe and hope he gets the help he needs.
Update: 6:13pm EST: Adrienne Armstrong (@mnnesotagirl) sent out this tweet a short while ago
"Sometimes we just need a moment to reset ourselves... Thanks for all the love & support #gdfamily"