Fight Night: Sat, Apr 29, 2017 - Sam's Town Live, Las Vegas

Zambrano vs Marrero Videos

Claudio Marrero scored a shocking first-round KO of Carlos Zambrano to claim a 126-pound interim world title.

Video: Zambrano vs Marrero HIGHLIGHTS: April 29, 2017

With a 126-pound interim world title on the line along with the prospect of bigger fights in the division, Claudio Marrero knocked out Carlos Zambrano 90 seconds into Round 1.