The union did not say what penalties, if any, would be levied against players who test positive for steroids.
It was unclear how management would react to the players' offer.
* Cubs righthander Jon Lieber will undergo reconstructive elbow surgery that will keep him out of baseball for a year.
* Rockies manager Clint Hurdle agreed to a 2-year contract extension with club options for the following two seasons.
* Fred Wilpon asked a federal court to dismiss legal claims by longtime Mets co-owner Nelson Doubleday that the team's appraisal was unfair. Wilpon wants Doubleday to sell his half of the team. Doubleday claims Wilpon and the commissioner's office are conspiring to put an artificially low value on it.
* Twins lefthander Eric Milton was placed on the 15-day disabled list with a knee injury.
* The Red Sox placed righthander Rolando Arrojo on the 15-day DL with a back injury.
* Righthander Dave Burba, released last week by the Rangers, was re-signed by the Indians.
In National League games:
* At Houston, Jeff Bagwell homered and doubled, leading the Astros past the Florida Marlins, 7-2.
* At Los Angeles, Shawn Green homered and drove in three runs as the Dodgers beat Pittsburgh, 4-0.
* At Milwaukee, pitcher Glendon Rusch (6-11) drove in two runs to lead the Brewers over the New York Mets, 6-2.
* At St. Louis, Vladimir Guerrero hit his 29th home run and the Montreal Expos sent the Cards to their seventh straight loss, 4-1.
* At Denver, Todd Helton hit a grand slam, lifting Colorado past the Cincinnati Reds, 7-2.
* At Phoenix, Steve Finley doubled in two runs in the eighth as the Arizona Diamondbacks beat the Braves, 6-3.
In American League games:
* At Toronto, Chris Woodward hit three home runs for the Blue Jays, but Dan Wilson homered in the 10th to lift the Mariners, 5-4.
* At Detroit, Alex Rodriguez hit a two-run double in a five-run 11th as the Rangers beat the Tigers, 7-2.
* At New York, Roger Clemens, just off the disabled list, struck out eight in seven innings as the Yankees beat the Kansas City Royals, 6-2.
* At Baltimore, Gary Matthews Jr. had three hits and two RBI as the Orioles defeated the Twins, 6-4.
* At Cleveland, Karim Garcia hit a two-run homer to lead the Indians over Tampa Bay, 6-2.
* At Boston, centerfielder Terrence Long robbed Manny Ramirez of a three-run homer with two outs in the ninth to preserve Oakland's 3-2 win.
* At Chicago, Royce Clayton's RBI single in the ninth lifted the White Sox over Anaheim, 7-6. *