Police laughed and joked as he lost consciousness in handcuffs. Minutes later, he died - The Washington Post

The footage provides the clearest picture yet of that night three years ago, after Tony Timpa called 911 for help.
https://www.washingtonpost.com/nation/2019/08/01/police-laughed-joked-he-lost-consciousness-handcuffs-minutes-later-he-died/