Tap here to access our MLB Trade Tracker which includes all trades and rumors leading up to the July 31 trade deadline.
Pittsburgh Pirates shortstop Jordy Mercer and second baseman Neil Walker taught a master class in defense Monday against the San Francisco Giants.
There is some shoveling, there is some barehanding, and there is a major double play that will most certainly be in many year-end lists.
Watch and learn.
[Courtesy: MLB.com]