How Aaron Boone’s mother manages three generations of baseball stars

Sue Boone never discouraged her baseball-loving son, Aaron, from chasing his field of dreams — even if it was in the living room. As an 8-year-old, Aaron loved to rearrange the couches to look like dugouts while the family watched dad, All-Star catcher Bob Boone, play for the Philadelphia Phillies on TV. “Aaron would play…