General Discussion
In reply to the discussion: Discussion- ending militarization of police, police brutality and gov sanctioned murder by LEO. [View all]dreamnightwind
(4,775 posts)You can just livestream like she said, also there are specific apps written for the purpose. I use Android so searched for those apps, some of them also work on Apple, and I'm sure there are different ones for Apple too.
https://www.google.com/search?q=voice+activated+streaming+app&ie=utf-8&oe=utf-8#q=apps+to+record+police+encounter&spell=1
http://www.oregonlive.com/portland/index.ssf/2014/11/aclu_launches_mobile_justice_s.html
http://thefreethoughtproject.com/app-recording-online-storing-police-encounters/
http://www.copblock.org/apps/
Beware of the legality for your particular area or context, I don't know the law although I always assumed it is legal to record them so long as you don't interfere with their efforts (I know police often feel differently so that's why I am including a caution).