Wladimir Klitschko will defend his four heavyweight titles against Francesco Pianeta in May.
Klitschko's management said the fight will take place on May 4 in Mannheim, Germany. Klitschko holds the IBF, IBO, WBA and WBO heavyweight belts. Pianeta (28-0-1, 15 KOs) was briefly Klitschko's sparring partner last year. Klitschko is 59-3 with 51 KOs.
British boxer John Donnelly was suspended for two years after a positive doping test.
TENNIS: Top-ranked Novak Djokovic beat Mardy Fish in the American's return to the court after a six-month absence caused by a heart condition in the inaugural Los Angeles Tennis Challenge exhibition.