John Howard is fighting Lorenz Larkin on tomorrow's UFC Fight Night: McGregor vs. Siver card on Fox Sports 1 but that's not why he was on the front of Friday's Boston Herald.

No the occasion for that would be his gym run in with the infamous Boston Marathon bomber Tamerlan Tsarnaev. Here's what Howard told the Herald:

When Tamerlan Tsarnaev "got a little arrogant" with UFC fighter John "Doomsday" Howard, the Dorchester brawler said he busted the Chechen's nose. "We started sparring and it got live. He got a little cocky, he got a little arrogant," Howard said of the now-deceased Tsarnaev. "It went from sparring to fighting and when it went to fighting, man, the end result was his nose getting broken and him getting dropped."

Howard's also got a warning for those who might run into a terrorist themselves: