Sports briefs

Austrian skier loses part of leg after injury Austrian skier Matthias Lanzinger's lower left leg was amputated Tuesday because of complications from two broken bones in a crash at a World Cup race in Norway.

Lanzinger, 27, broke his shin and fibula Sunday when he crashed near the end of a super-G. The double fracture severely damaged blood vessels.

Roddick, Nadal win Andy Roddick, Rafael Nadal and Novak Djokovic advanced to the second round of the Dubai Tennis Championship.

Roddick defeated Juan Carlos Ferrero of Spain 6-2, 6-4; Nadal struggled to beat Philipp Kohlschreiber of Germany 3-6, 6-1, 6-4, and Djokovic beat Marin Cilic 6-4, 6-3.

Mackey gets a jump Defending champion Lance Mackey was the first musher to leave the Nikolai checkpoint Tuesday and took the lead.

Mackey, a Fairbanks musher, rested his team for nearly five hours before getting back on the trail. Norway's Kjetil Backen was the first musher to reach the checkpoint.

Gordon, Hendrick call Las Vegas wall unsafe Team owner Rick Hendrick said NASCAR should not return to Las Vegas Motor Speedway until the retaining wall Jeff Gordon slammed into is improved.

"If the teams are asked to spend $8 million apiece for a car that is a little bit safer, then we need to fix the damn walls at the track," Hendrick told the Associated Press on Tuesday. "That ought to be priority No. 1, and if the tracks don't have the walls, then we shouldn't race there."

Gordon said the accident was the "hardest I've ever hit."

• The NHRA event scheduled for this weekend at Memphis Motorsports Park has been postponed because of predicted cold weather and rescheduled for July 18-20.

Soccer: Liverpool co-owner Tom Hicks, who also owns the Texas Rangers and the Dallas Stars, has made a bid to purchase all or part of George Gillett Jr.'s share of the Premier League club.