Ivo Karlovic, the towering Croatian known for his booming serve, has officially announced his retirement from tennis more than two years after playing his last tournament match. The 2.11-meter (6 foot ...

The challenge of returning Ivo Karlovic’s serve is among the greatest in tennis, and with the best in the game often struggling to get his notoriously big delivery back in play, one could say it would ...

Ivo Karlovic, the towering Croatian known for his booming serve, has officially announced his retirement from tennis more than two years after playing his last tournament match. The 2.11-meter (6 foot ...

INDIAN WELLS, CALIFORNIA - OCTOBER 05: Ivo Karlovic of Croatia returns a shot to Brayden Schnur of Canada during qualifying for the BNP Paribas Open at the Indian Wells Tennis Garden on October 05, ...