Indiana State Police are asking for help locating the 14-year-old son of former NFL player Daniel Muir after the boy’s grandmother alleged his father gave him a black eye and split lip.

Bryson Muir was picked up by his parents from a relative’s home near Cleveland, Ohio, on June 16, but Bryson was not with them when police pulled over their car shortly afterward, authorities said. Indiana State Police said in a press release it was contacted by the Cass…