 The year ended on a sour note for Mitchell on 12 December, as he made another attempt at vying for a world title on the undercard of Anthony Joshua vs. Dillian Whyte.On the line was the WBA interim lightweight title, and facing him was Ismael Barroso, a then-unknown power puncher who came in with a near-perfect knockout record.From the opening round, Mitchell was unable to fend off the undefeated southpaw, who knocked him down three times.