PHOENIX -- Scratch San Diego off the list of possible landing spots for Justin Upton or Jason Kubel.
The Padres and D-backs front-office teams touched base about a possible trade involving Upton, according to a baseball source, but were unable to find a match because the player the D-backs are most interested in acquiring, third baseman Chase Headley, will not be traded.
At the same time, the Padres have no interest in Jason Kubel, the source said, because of their commitment to left fielder Carlos Quentin, who signed to a four-year, 37 million contract extension late last year. Kubel, who led the D-backs with 30 home runs and 90 RBIs last season, played primarily left field in his first year in the National League in 2012, and scouts believe that is his best position if he remains in the NL.
After signing Cody Ross to a three-year, 26 million contract two weeks ago, the D-backs have four outfielders who have started on pennant-winning teams -- Upton, Kubel, Ross and Gerardo Parr...