View of fans holding baseballs and waiting for autographs during New York Yankees spring training workout at George M. Steinbrenner Field. Tampa, FL 2/17/2009
February 25, 2015 License
'Hank the dog' sits on the field before the spring training game between the Milwaukee Brewers and the San Diego Padres at Maryvale Baseball Park on March 7, 2014 in Phoenix, Arizona.
March 07, 2014 License
Detail of bat ends displaying the #44 of Paul Goldschmidt of the Arizona Diamondbacks during the spring training game against the Colorado Rockies at Salt River Fields at Talking Stick on March 5, 2012 in Scottsdale, Arizona.
March 05, 2012 License
A detailed view of a pair of baseballs sitting on the field one day prior to the Detroit Tigers pitchers and catchers Spring Training report date at Joker Marchant Stadium on February 18, 2015 in Lakeland, Florida.
February 16, 2015 License
A young baseball fan rests her feet on top of empty bleachers after the New York Yankees defeated the Boston Red Sox 8-1 during a spring training game at George M. Steinbrenner Field in Tampa, Fla., March 18, 2014.
A batting practice baseball rests in a catchers mitt during Chicago White Sox spring training workouts on February 19, 2014 at The Ballpark at Camelback Ranch in Glendale, Arizona. (Photo by Ron Vesely/MLB Photos via Getty Images) ***
February 20, 2014 License
Batting helmets of the Philadelphia Phillies are seen just before the start of the Grapefruit League Spring Training Game against the Baltimore Orioles at Ed Smith Stadium on March 23, 2013 in Sarasota, Florida.
March 23, 2013 License
Some batting practice baseballs just before the start of the Grapefruit League Spring Training Game between the Boston Red Sox and the Minnesota Twins at JetBlue Park on March 8, 2013 in Fort Myers, Florida.
A general view of a row of home plates during the Detroit Tigers Spring Training workouts at the TigerTown Facility on February 12, 2013 in Lakeland, Florida.
February 08, 2013 License
A fan with a haircut showing the Milwaukee Brewers logo follows the spring training baseball game against the Cincinnati Reds at Maryvale Baseball Park on March 8, 2012 in Phoenix, Arizona.
March 08, 2012 License