Zack Hattori runs stepladder to win the Las Vegas Classic 43-foot Challenge tournament at South Point Bowling Plaza on Thursday. Hattori downed Matt Zweig, who won the 35-foot Challenge on Tuesday, in the title match 258-217. First was $1,000 and second $850. The Las Vegas Classic presented by 900 Global is patterned on the South Point Senior Shootout, which was patterned on the PBA World Series of Bowling, the brilliant innovation of PBA Commissioner Tom Clark that now is a decade old. The...