Baseball Notable

Troy Tulowitzki

, Colorado's rookie shortstop, yesterday retrieved the baseball that is believed to have been used in his unassisted triple play against Atlanta on April 29.

Radio host Steffan Tubbs, who was sitting behind the Rockies' dugout, said he caught the ball when first baseman Todd Helton absentmindedly tossed it into the stands seconds after Tulowitzki turned the 13th unassisted triple play in major-league history.

After his KOA-850 radio show yesterday morning, Tubbs handed over the ball to Tulowitzki during an on-air exchange.

Nick Swisher and the Oakland Athletics agreed on a $26.75 million, five-year contract that includes a one-year club option for 2012.

Former Cy Young Award winner Roy Halladay of the Toronto Blue Jays is expected to miss four to six weeks after an emergency appendectomy.

The Arizona Diamondbacks placed infielder Alberto Callaspo on the restricted list without pay, a day after he was arrested for allegedly assaulting his wife.

Oakland outfielder Milton Bradley was reinstated from the 15-day disabled list.

- Associated Press