Lukas Howery was a good guy, a good father and a good bowler who loved the sport. He just had one problem that he couldn’t beat and last month it claimed his life: heroin addiction. Anyone who doubts the insidiousness of heroin should spend some time talking with his family — Lukas is the nephew of my close friend and teammate Tom Howery — or any police officer or paramedic.  Lukas worked hard to stay clean and sober and achieved that for months in stretches. But...