Sergey Kovalev of Russia retained his light heavyweight championship by knocking out Cedric Agnew of Chicago in the seventh round Saturday at Boardwalk Hall in Atlantic City.
Kovalev (24-0-1, 22 KOs) made the second defense of his belt. He scored knockdowns of Agnew (26-1) in the second, sixth and seventh rounds. Kovalev sustained a cut over his left eyelid from a head-butt.
The fight was televised by HBO.