Phil Mickelson could wind up playing his way into the Ryder Cup as well as golf history with a victory on Sunday at the PGA Championship on blustery Kiawah Island.The 50-year-old US left-hander fired a two-under par 70 on Saturday to grab a one-stroke lead over Brooks Koepka heading into the final round at the formidable Ocean Course.And while Mickelsons 2021 form has not been strong, US Ryder Cup captain Steve Stricker s