Washington Nationals shortstop Ian Desmond tries to keep his balance after missing the tag at second base as Miami Marlins Christian Yelich steals the base during the first inning of a baseball game at Nationals Park, Thursday, April 10, 2014, in Washington. (AP Photo/Alex Brandon)
Miami Marlins' Christian Yelich dives back to first as Atlanta Braves first baseman Freddie Freeman waits on the pick-off attempt during the fifth inning of an exhibition baseball game in Kissimmee, Fla., Wednesday, March 26, 2014. (AP Photo/Carlos Osorio)
Miami Marlins' Garrett Jones hits a single to score teammate Christian Yelich in the third inning of an exhibition spring training baseball game against the St. Louis Cardinals, Tuesday, March 25, 2014, in Jupiter, Fla. (AP Photo/David Goldman)
Miami Marlins left fielder Christian Yelich slips in wet grass after catching a ball hit by Boston Red Sox's Brandon Snyder for an out during the fifth inning of a spring exhibition baseball game on Thursday, March 6, 2014, in Jupiter, Fla. (AP Photo/Jeff Roberson)