Warning: Distressing
Police in Michigan, US, have arrested a man after footage emerged showing him violently beating up a 75-year-old elderly man in a rest home.
The distressing video shows the young man punching the frail man over and over again.
The footage was widely shared on social media, including by US president Donald Trump.
![The man is believed to have set up his phone to film the abuse himself. Photo / Supplied](https://www.nzherald.co.nz/resizer/v2/ZC5EXT4VTKUJ365O4C6LUGMJN4.png?auth=b1036022ff884ac5a74a6bf6df4f55d63be27ec7e2a1b547bfd9eafe803d14a2&width=16&height=9&quality=70&smart=true)