Major League Baseball owners have agreed to test two different advanced replay systems live during games starting next week, and if they prove accurate they could precede an overhaul of the system for the 2013 season, sources told Yahoo! Sports.

MLB will analyze a radar-based system and a camera-based system, both similar to the one used in tennis for down-the-line fair-or-foul calls. Yankee Stadium and Citi Field will be the guinea-pig parks for the systems, which have been installed recently.

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