Odds and Ends: Mahon, Rijo, Bowden

A few bits of information from around the baseball world.  More to come…

• The Diamondbacks made their first roster move of the spring Wednesday, when they demoted right-hander Reid Mahon to minor league camp.  He was having major command issues during bullpen sessions.
• According to ESPN’s Jorge Arangure Jr., the Nationals have decided to fire special assistant Jose Rijo in the wake of the Esmailyn Gonzalez age-changing scandal.  Rob Neyer wonders if GM Jim Bowden is next?
• Phil Rogers of the Chicago Tribune has compiled a list of the top 2010 free agents.  John Lackey is his numero uno.  You can also check out MLBTR’s constantly-updated list of the entire 2010 class right here.
• If you haven’t already joined the fun, add MLB Trade Rumors to your Twitter following.  And if you’re feeling really adventurous, why not add your good friend Drew Silva?