If Will Power finishes on the podium at Laguna Seca, there’s nothing Josef Newgarden, Scott Dixon, Marcus Ericsson, or Scott McLaughlin can do to keep the Australian from winning his second NTT IndyCar Series championship. Sunday’s 95-lap race (12:00 p.m. PT, NBC) will have all of the contesting teams and their fans following the points-as-they-run numbers because there’s many ways Power, Newgarden, and Dixon can win or lose the championship. And while five drivers remain within mathematical eligibility of winning the title, the most realistic odds live among the top three. Let’s start by looking at some of the wildcard…