Playing in front of friends and family, Mike Yastrzemski - grandson of Red Sox legend Carl Yastrzemski - makes his Triple-A debut at…

Carl Yastrzemski's grandkid is playing AGAINST the Red Sox – Chowdaheadz

It'll be emotional': Carl Yastrzemski on Giants outfielder, grandson playing against Boston Red Sox

Red Sox legend Carl Yastrzemski throws the ceremonial first pitch to his grandson Mike Yastrzemski : r/sports

Red Sox player' Carl Yastrzemski throws a first pitch to his 29-year-old Giants rookie grandson

Chip off the (old) old block: Grandson of Hall of Famer Carl Yastrzemski begins pro career as offensive player of the month in Orioles’ chain

It'll be emotional': Carl Yastrzemski on Giants outfielder, grandson playing against Boston Red Sox

Carl Yastrzemski Mike Yastrzemski First Pitch Photos Archives - Billie Weiss

It'll be emotional': Carl Yastrzemski on Giants outfielder, grandson playing against Boston Red Sox