Baseball
Astros: Named Terry McConn, manager of the Bellaire All-Stars, the U.S. champion in last year's Little League World Series, an associate scout in the Houston area.
Diamondbacks: Signed P Greg Swindell to a two-year contract extension with a club option for 2004.
Mariners: Re-signed IF Carlos Guillen and P Ryan Franklin to one-year contracts.
Twins: Agreed to terms with OF Jacque Jones, C Danny Ardoin and P Kyle Lhose on one-year contracts.
Hockey
Stars: Assigned C Roman Lyashenko to IHL Utah.