David Warner smashes his first double ton as Australia dominate New Zealand in Perth br Australia closed day one of second Test at the WACA on 416 for two br David Warner was the star of the show with unbeaten 244 from 272 balls br The double ton was Warner's first in international cricket br Usman Khawaja also scored a century in second-wicket stand of 302 br Australia's 416 runs was the highest first-day total in Test history