Meet ‘JessZilla,’ the 11-year-old girl boxer with a mean one-two punch

04:15

As our “Girls Changing the World” series continues, TODAY spotlights 11-year-old Jesselyn Silva, a pint-size pugilist with a spunky personality, a devoted single dad —and a mean one-two punch. “JessZilla” shows Savannah Guthrie how to throw a few punches, and shares her Olympic dream.