Kansas City Royals outfielder Mike Yastrzemski is proving his value on his new team, robbing the Boston Red Sox of a home run.

San Francisco traded right fielder Mike Yastrzemski to the Kansas City Royals for right-handed pitching prospect Yunior Marte ...

This article was originally published on www.si.com/mlb/royals as Royals Trade Acquisition 'Fired Up' To Be Wanted In Kansas ...

The SF Giants made three trades at the trade deadline. This includes sending Mike Yastrzemski to the Kansas City Royals in exchange for pitching prospect Yunior ...