I wonder if the copyright owners could do something to stop the officers? What the officers are doing is probably a public performance and those generally requires permission of the copyright owner. There are some exceptions, such as for playing a radio or TV broadcast at businesses that are under certain sizes specified in square feet. I think the officers were probably playing recording from their phones or using a…
There is no reason a poloce department could not actually purchise right to some random tune, and play it publically and ligitimately, and that would still get your videos banned.