Rashun Dixon enjoying practice.
Sonny Gray warms up before his bullpen.
Jeremy Barfield in a light moment.
Anthony Aliotti and Josh Whitaker bundle up on an unseasonably cool Arizona day.
Michael Gilmartin runs the bases.
A's 2011 15th-round pick TJ Walz throws a bullpen.
Third baseman Tony Thompson
Catcher Ryan Lipkin
Catcher Juan Nunez warms up.
Centerfielder Michael Choice warms up his arm.
Shane Peterson plays catch.
Reliever Justin Souza gets loose.
A's 2007 first-round pick James Simmons plays catch.
Infielder Miles Head taking grounders at third.
Brandon Hicks was so new to the A's organization, he didn't even have white cleats yet.
Starter Edgar Gonzalez throws catch.
Sonny Gray playing long toss.
Minor league free agent signing Fabio Castro playing catch.
Austin Booker stretches.
Outfielder Myrio Richard laughs during a base-running drill.
Catcher Diomedes Lopez
Shortstop Yordy Cabrera