‘The Fire Inside’ Review: An Effortlessly Charismatic Pairing Anchors This Real-Life Olympic Boxing Tale

Powerful performers punch above their weight in this otherwise by-the-book boxing drama. Based on the record-setting back-to-back Olympic victories—in 2012 and 2016—of professional boxer Claressa “T-Rex” Shields, who came from a poor background in Flint, Michigan, to win gold medals in London and Rio de Janeiro, it’s a familiar tale of success against the odds