Sports briefs

Italian suspended for gambling Italian player Giorgio Galimberti was found guilty Monday of betting on tennis and was suspended for 100 days and fined $35,000.

The ATP said Galimberti, right, bet on tennis from June 2003 to January 2006 but did not specify if he bet on his own matches.

"Everyone connected to the ATP Tour has a duty to abide by the rules, especially those designed to protect and uphold the integrity of our sport, and the ATP will continue to instigate disciplinary proceedings against anyone found not to be doing so," said Gayle David Bradshaw, the ATP's executive vice president of rules and competition.

Galimberti is the fourth Italian player to be suspended for betting.

Bears release receiver Muhammad The Chicago Bears released former Pro Bowl wide receiver Muhsin Muhammad, cutting the veteran after three seasons. Muhammad had 40 catches for 570 yards and three touchdowns last year. Chicago also gave defensive end Alex Brown a two-year contract extension, declined a $5.2 million option on defensive tackle Darwin Walker and released veteran offensive tackle Fred Miller.

• Offensive lineman Stacy Andrews was designated the Cincinnati Bengals' franchise player. The franchise tag means Andrews would play for Cincinnati in 2008 for a salary equal to the average of the top five offensive linemen in the NFL in 2007.

• Tennessee punter Britton Colquitt was suspended for five games and lost his scholarship after he was arrested on charges of drunken driving and leaving the scene of an accident early Sunday morning in Knoxville.

Phelps, Hoff keep winning Michael Phelps won the 100-meter butterfly, and Katie Hoff culminated an impressive meet with another victory and a narrow second-place finish on the final day of the Missouri Grand Prix in Columbia. Phelps won the butterfly in 51.52 seconds, with world-record holder Ian Crocker finishing second.

Hoff capped a weekend in which she broke two American records with her fifth victory of the meet in the 800 freestyle.

Horse racing: In Lexington, Ky., Gainesway thoroughbred farm said 1988 Kentucky Derby winner Winning Colors has died. She was 23. Gainesway Vice President Charlie Aker says she was euthanized Sunday after a bout with colic and buried at Greentree Farm, which is now part of Gainesway. Winning Colors is one of only three fillies to win the Derby. The others are Regret in 1915 and Genuine Risk in 1980.

Denis of Cork won the Southwest at Oaklawn Park in Hot Springs, Ark., pulling ahead of Sierra Sunset in the stretch. The mile-long Southwest is the first of Oaklawn Park's three big Kentucky Derby preps. Denis of Cork, ridden by Robby Albarado, finished the $250,000 Southwest in 1 minute, 37.4 seconds, and paid $11.60, $5.40 and $3.60.

Outdoors: Grits Gresham, noted outdoorsman, writer, author, and television personality, died at 85 after a lengthy illness his family said in Natchitoches, La. Gresham served as field host and producer for "The American Sportsman" television series on ABC.