India, May 18 -- YouTuber Roman Atwood has claimed that the Federal Aviation Administration (FAA) grounded his helicopter following an investigation into a viral stunt video featuring fitness influencer Ashton Hall.

In a detailed video from Atwood, he said that his helicopter had been grounded because of an expired certificate that was uncovered during the FAA probe.

The FAA was prompted because of a video that amassed more than 20 million Instagram views within 48 hours, showing Hall jumping from Atwood's moving helicopter before sprinting alongside it while another rider on a dirtbike followed nearby.

Atwood said that the investigation intensified after an anonymous complaint was reportedly filed following Atwood publicly expressing ...