Ivo Karlovic, of Croatia, is 6-foot-10. John Isner , of the United States, is the short one at 6-9. Height, however, goes only so far for this doubles team.
They played in the first round, and Argentines Agustin Calleri and Juan Pablo Brzezicki beat the big guys 7-6 (3), 6-3.
MANNING FAN: Half a world away from the NFL playoffs, Serena Williams plans to tune in for the conference finals this weekend. Not only is Williams a football fan, but she has a special bond with New York Giants quarterback Eli Manning .
"I have to go for the younger sibling," said Williams, who started her career in the shadow of older sister Venus. "I am always rooting for the younger sibling."
COURT OF HARD KNOCKS: For every high-profile tennis player with five-star tastes and million-dollar endorsements, there are hundreds more who struggle. Casey Dellacqua is among them.
Dellacqua joined the top 100 for the first time in 2007 and finished the year at 78. The 22-year-old Aussie won her second-round match at the Australian Open, beating No. 15 Patty Schnyder , of Switzerland, 4-6, 7-5, 8-6 for the biggest victory of her career.