Hercules “Herc” Avello WEST CHESTER — More than three decades ago, an unlikely confluence of regional influences – mushrooms, the Wyeths, and a passel of crooks – redefined a Kennett Square resident’s career path. Hercules “Herc” Avello, who marked his 30th anniversary with the Chester County Sheriff’s Office last month, said he expected to follow his father’s footsteps into...