In this Friday, Nov. 18, 2016 photo, US Rep. Danny Davis, D-Ill., and his son, Stacey Wilson, give a news conference at the 5th District police department in the Englewood neighborhood of Chicago. Fifteen-year-old Javon Wilson, grandson of Danny Davis and son of Stacey Wilson, was shot and killed Friday... (Alyssa Pointer/Chicago Tribune via AP)