John Szczerbinski leads the 2016 DHC PBA Japana Invitational after the first two rounds of match play. The Roto Grip staffer went 12-4 and averaged 239.44 for a 4,191 total, according to standings here on PBA.com. Szczerbinski, who is seeking his first PBA Tour title, highlighted his day with a perfect game using a Storm HY-ROAD. Here is video of the final shot. Dom Barrett is second at 4,160, followed by defending champion Chris Barnes at 4,011, Sean Rash at 3,918 and Ronnie Russell at...