Just a collection of articles reminding you of this so you dont act surprised when cops go "gaza" on your ass. Its to be expected. I varied the sources so you know its legit, casual research can easily confirm it.
https://theintercept.com/2017/09/15/police-israel-cops-training-adl-human-rights-abuses-dc-washington/
https://www.middleeastmonitor.com/20180607-concern-as-us-police-officers-are-trained-in-israel/
http://www.jewishvirtuallibrary.org/joint-us-israel-police-and-law-enforcement-training
https://m.jpost.com/Israel-News/US-police-train-in-counterterrorism-in-Israel-attend-911-memorial-504231/amp
http://www.globalnewscentre.com/the-high-cost-of-using-war-criminals-to-train-u-s-police/#sthash.GvDF4ZfW.dpbs
But there is some good news:
https://www.alaraby.co.uk/english/News/2018/4/20/US-city-bans-police-from-training-with-Israel-forces
Basically the police are being trained to subjugate a nation for its masters. Movies will always reflect them as the good guys. Thats what media does.