The two-hour event lets fans take swings at home plate, shag fly balls, and play catch in the outfield. Participants will also get exclusive clubhouse access, a behind-the-scenes tour, and more.

The Arizona Diamondbacks needed to make a slew of 40-man roster moves as free agency got underway on Thursday.

This article was originally published on www.si.com/mlb/diamondbacks as Outfielder's Free Agency Decision Makes D-backs Trade ...

The Diamondbacks' need for pitching, both in the rotation and the bullpen, could force them to trade from their group of position-player prospects.