RedChief is discussing:

The news comes a day after the department became aware of "a social media post an officer had on his Facebook page" that included "a baton and blood on the ground," according to an email sent Thursday by City Manager Tom Modica.

This action was mandatory under the Dipstick Act:
When the blood stain on the nightstick reached any portion of the gripping area, the officer must be relieved from duty, until such time as the nightstick has been cleaned or until the officer has been thoroughly exonerated.