Vote: Who's the best young player for Cubs and Yankees?

The New York Yankees and Chicago Cubs are loaded with great young position players. By the time they all finish playing, who will have had the best career?

Get your vote in now! Then, ESPN's Jessica Mendoza, Aaron Boone and Buster Olney will make their picks for which young player has the most potential during Sunday night's Yankees-Cubs game (8 p.m. ET, ESPN).