The Diamondbacks offered a contract to Japanese pitcher Hiroki Kuroda, joining a handful of teams to express interest in the right-hander.

Bob Melvin, who guided the Diamondbacks to the West Division title, was named National League Manager of the Year on Wednesday.

Veteran major-league outfielder Jose Guillen, who played part of the 2003 season for the division-champion A's, bought thousands of dollars of steroids and human growth hormone from a troubled Florida anti-aging clinic and had some of the drugs shipped to the Oakland Coliseum, business records show.