Jason Heyward starts his season with a homer — again

Just call him Mr. Opening Day. For the second straight year, Atlanta Braves rightfielder Jason Heyward hit a home run in his first at-bat on opening day — this one coming off Washington Nationals pitcher Livan Hernandez to lead off the second inning in the Braves' 2-0 victory.   Combine the shot with 2010's blast off Carlos Zambrano and Heyward becomes just the second player in baseball history to hit a opening day homer in his first career at-bat and then follow it up with another homer to lead off the next season. Stats Inc. says the only other player to notch the feat was Kazuo Matsui, who did it for the New York Mets in 2004 and 2005. Interestingly, he also hit an inside-the-park homer to lead off the 2006 season. Unfortunately for Matsui, those homers were the high point of his career with the Mets. While his first homer thrilled Mets fans who hoped he'd bring power, speed and defense to shortstop, he only hit six more home runs that season, and just 32 in his seven...