NL West notes: Greinke, Hernandez, Davidson, Bettis, Cabrera

Here's a quick roundup of news and notes from around the National League West:

• D'backs option David Hernandez to Reno - AZ Snake Pit
  One of the more poignant images of the 2013 campaign will be a distraught David Hernandez being comforted in the dugout after an appearance earlier this season. Unfortunately, he hasn't been able to turn it around, and was optioned to Reno tonight.

• Diamondbacks to call up prospect Matt Davidson according to a tweet from Keith Law.

• Zack Greinke continues great Dodgers pitching run - True Blue LA
  The Dodgers are undefeated in their last 15 series (11-0-4), and their pitching has been a big reason why. Zack Greinke combined with two relievers to shutout the Rays on Saturday for the team's fourth straight victory.

• Rockies playing for the future - Purple Row
  Chad Bettis and others provide plenty of reasons to keep watching the Rockies this year.

• Padres short on everyday SS prospects UTSanDiego.com
  Everth Cabrera's suspension is a reminder that system is short on SS talent, says Jeff Saunders of U-T San Diego.

• Is it worth it to lose now, and win later? - Beyond the Box Score

  Should teams with sub-.500 records and glib playoffs hopes at best vie for one of the worst nine records in the league? Doing so might allow them to attain a protected draft pick ... but is it worth it?