When Chicago Cubs slugger Kyle Schwarber was lost for the season with a knee injury, Matt Szczur took on a new role as a reserve outfielder. Szczur on Friday joined the long list of key contributors to the Cubs' best start in 109 years. Szczur, a midgame defensive replacement, hit his first career grand slam during a five-run eighth inning and the Cubs broke away for a 6-1 victory over the Atlanta Braves. More...