But that's not the case with "The Fire Inside," a film that may put Flint on the map for beating the odds. The gritty, compelling biopic tells the story of Claressa Shields, the two-time Olympic boxing champion who has gone on to win all 15 of her matches as a professional.

"The Fire Inside," in theaters Christmas Day, casts Ryan Destiny as history-making Olympic boxer Claressa Shields.

Check out these images of actor Ryan Destiny and boxing and PFL standout Claressa Shields. Destiny plays Shields in "The Fire Inside," a biopic about Shields' life and career.

Ryan Destiny stars as boxing champion Claressa Shields in The Fire Inside, a film that follows Shields’ inspiring journey.