World Baseball Classic

Heavyweight champ Joshua fights Molina in Klitschko warm-up

Anthony Joshua has risen to the top of boxing's heavyweight division in serene fashion, with barely a clean punch landing on him in 17 straight professional wins.

For the British fighter, the real work starts now.

On Saturday, Joshua makes the second defense of his IBF title against a 34-year-old American with nothing to lose and a huge punch in his armory.

Everyone is in agreement: Eric Molina is a credible challenger and Joshua's most dangerous fight to date.

"We've specifically trained to land the knockout shot," Molina said Thursday. "There's nothing else we've worked on, other than landing that shot."

That one big punch wobbled...