Testing the system as everything needs to be perfect

Testing the system as everything needs to be perfect. Watch as Lana Del Rey crowd get knocked to the ground by huge energy wave at Mexico gig Music : Lana Del Rey https://youtu.be/Bag1gUxuU0g?feature=shared more info : https://www.nme.com/news/music/watch-lana-del-rey-crowd-get-knocked-to-the-ground-by-huge-energy-wave-at-mexico-gig-3487500