Michigan bowler Harold Hughes opened the 2020 Petersen Classic with 1,589 on Saturday, just 10 pins shy of Kenny Calkins III’s winning 1,599 last year. That led to a predictable number of jokes about the Petersen walling them up this year. Confession: I was one of those jokesters. Seriously, the most interesting things about Hughes’ 8-game block is that he started with 256 and 235 and later rolled 215 and 227, giving him an impressive best four games of 933 and meaning his other...