Robert Karlsson shot a 5-under-par 65 yesterday to take a three-stroke lead after the second round of the St. Jude Classic in Memphis, Tenn.
Karlsson started a stroke behind first-round leader David Mathis and carded six birdies and a bogey to reach 9-under.
Colt Knost (68) and Keegan Bradley (67) were tied for second.
John Merrick (69) was 5-under, and Fredrik Jacobson (65) and Harrison Frazar (65) were another stroke back. Brandt Snedeker, The Heritage winner in April, shot a 66 to top the group at 3-under that included Mathis (72).
In other golf news:
* Mindy Kim maintained her two-stroke lead in the LPGA State Farm Classic in Springfield, Ill., following her opening career-low 64 with a 5-under 67.
* Bob Tway birdied the 18th hole for a 9-under-par 63 and a one-stroke after one round of the Champions Tour's Greater Hickory Classic in Conover, N.C.
* Robert Rock shot a 4-under 68 to take a one-shot lead after two rounds of the PGA European Tour's Italian Open in Fiano.
* Jo-Wilfried Tsonga defeated an exhausted Rafael Nadal, 6-7 (3), 6-4, 6-1, in the quarterfinals at Queen's Club in London. Also reaching the semifinals were Andy Roddick and Andy Murray.
* Top-ranked Caroline Wozniacki eased into the semifinals of the Sony Ericsson Open in Copenhagen, Denmark, with a 6-0, 6-1 victory over Italian Alberta Brianti. Also advancing were qualifier Mona Barthel, fourth-seeded Lucie Safarova and 112th-ranked Petra Martic.
* Suriname federation president Louis Giskus acknowledged getting $40,000 in cash at a meeting with then-FIFA presidential candidate Mohamed bin Hammam that is being investigated in a bribery scandal. Soccer's world governing body suspended bin Hammam and FIFA's Trinidadian vice president Jack Warner, pending a full inquiry into the corruption crisis.
* Officials in Italy and Finland opened independent investigations into alleged match-fixing in their respective nations.
* Alex Meyer won the men's 10-kilometer race at the USA Swimming Open Water National Championships in Fort Lauderdale, Fla., while Eva Fabian survived choppy ocean waters to win the women's event.
* U.S. Olympic gold medal-winer Janet Evans, 39, told the Associated Press in an exclusive interview that she has been training hard for 6 months with an eye on qualifying for next year's Olympic trials, with her sights set on earning a spot on the U.S. team for the London Games in 2012.
* La Salle senior soccer player Ryan Richter won the Atlantic 10 Sportsmanship Award.
* Ron Hornaday Jr. got his record 48th career NASCAR Camping World Trucks Series victory in the caution-filled race at Texas.
* American cyclist Philip Zajicek has been banned for life after admitting to multiple doping violations in a case stemming from an investigation into EPO and human-growth hormone trafficking from China for nearly 200 athletes.
* The Manitoba Moose, of the AHL, will move from Winnipeg to St. John's, Newfoundland, because the NHL Atlanta Thrashers are moving to Winnipeg. The St. John's club will be the Winnipeg franchise's AHL affiliate. *