Chicago Cubs

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**FILE** This Aug. 28, 2008, file photo shows Major League Baseball's instant replay display shown in the umpires' room before the Chicago Cubs against Philadelphia Phillies baseball game in Chicago. (AP Photo/Steve Green, The Chicago Cubs, Pool)

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This Monday, Jan. 13, 2014 photo provided by the Chicago Cubs shows Clark, the team's first mascot, hugging children during his debut at Advocate Illinois Masonic’s Pediatric Developmental Center in Chicago. Clark, a young bear wearing a Cubs jersey and backward blue baseball cap, is named after the North Side Chicago street on which Wrigley Field is located. (AP Photo/Courtesy of the Chicago Cubs, Steve Green)

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This artist's rendering provided Monday, Jan. 13, 2014, by the Chicago Cubs shows Clark, a new mascot being introduced Monday for the first time in team history. The team will officially introduce Clark during a visit with children at Advocate Illinois Masonic Medical Center’s Pediatric Developmental Center in Chicago. The team plans on having Clark greet fans at Wrigley Field before and during games. (AP Photo/Chicago Cubs)

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This artist's rendering provided Monday, Jan. 13, 2014, by the Chicago Cubs shows Clark, a new mascot being introduced on Monday for the first time in team history. The team will officially introduce Clark during a visit with children at Advocate Illinois Masonic Medical Center’s Pediatric Developmental Center in Chicago. The team plans on having Clark greet fans at Wrigley Field before and during games. (AP Photo/Chicago Cubs)

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Washington Nationals starting pitcher Jordan Zimmermann (27) scratches his head as he talks with shortstop Ian Desmond during the fifth inning of a baseball game against the Chicago Cubs, Monday, Aug. 19, 2013, in Chicago. Shortly after the conversation Zimmermann gave up a three-run home run to the Cubs' Dioner Navarro. (AP Photo/Charles Rex Arbogast)