I saw this tweet from my friend Jobe: Ivo Karlovic beat Andy Roddick's world record for fastest serve yesterday at 156 mph. But he is 6 ft. 10 in. to Roddick's 6 ft. 2 in. Although I don't know ...

ZAGREB, Croatia (AP) The International Tennis Federation confirmed Sunday that Ivo Karlovic of Croatia broke the world record for the fastest serve. He struck a 156 mph serve in the fourth set of ...

The serve speed record is a big deal. It gives the 32-year-old Karlovic a spot in tennis history beyond his record-breaking height and the four lesser titles he's won. Karlovic has always been ...

Isner’s fastest serve of the week in Houston (146.8 mph ... 157 by Isner this year; 156 by Ivo Karlovic in 2011; and 155 by Andy Roddick in 2004. The fastest on record at an ATP event all ...

losing to Ivo Karlovic 7-5, 2-6, 7-6 (2) Monday. Karlovic had 20 aces and won 85 percent of points on his first serve to prevent Cilic from securing his spot at the ATP finals in London.

HALLE, Germany -- Ivo Karlovic fired a record 45 ... into the net for the Czech to take the set. Karlovic went 3-1 up in the third, held his serve, and finished the match in 2 hours, 12 minutes ...

Feb 21 (Reuters) - Ivo ... serve proved decisive, as Tomic struggled when he did not get his first serve into play in the final two sets. "He's really a tricky guy. I had to be aggressive ...

KEY BISCAYNE, Fla. – Roger Federer earned the only break of the match in the opening game, lost just three points on his serve and beat Ivo Karlovic 6-4, 7-6 (4) Friday at the Sony Open.

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 ...

WASHINGTON (AP) — Ivo Karlovic's big serve carried him to a second consecutive final at age 37, earning a 6-4, 6-4 victory over fifth-seeded American Steve Johnson at the Citi Open on Saturday.

PARIS (Reuters) - Croatia's Ivo Karlovic became the oldest man to win ... But there was nothing rusty about his serve, not giving Lopez a sniff of a break in the opening two sets.