Article Photos: Harper has 4 RBIs, Nationals beat Marlins 7-5 4/4

Miami Marlins third baseman Placido Polanco dives over a tarp but is unable to catch a foul ball hit by Washington Nationals' Bryce Harper during the third inning of an exhibition spring training baseball game Wednesday, March 20, 2013, in Jupiter, Fla. (AP Photo/Jeff Roberson)