FILE- In this Dec. 16, 2016 file photo, Baltimore Police Department Commissioner Kevin Davis speaks at a press conference, in Baltimore. Stepping in as top cop after Anthony Batts was fired for his handling of the unrest provoked by Freddie Gray’s death, Davis pledged to implement significant reforms while remaining loyal to the officers he commands. Davis overhauled the department’s 2003 police on use of force to include de-escalation tactics and emphasize “the sanctity of life.” (AP Photo/Patrick Semansky, File)