MARRERO, La. — Hank Tierney has coached three generations of the same family at Archbishop Shaw. Scott Richard, his son Chad Richard, and his grandson Gavin Richard who is currently a senior on the Eagles football team. “Yeah, it tells you how old I am, number one, but it’s great. I was an assistant with his grandfather who was a very good outside linebacker. A real tough guy. Then his dad was also a linebacker who played on some really good Shaw teams in the late nineties.