Klint Kubiak is standing behind defensive coordinator Rob Leonard after the Raiders’ 38-17 loss to San Francisco extended a troubling six-game streak. (AP) — New Las Vegas Raiders coach Klint Kubiak wasted little time in choosing his offensive and defensive coordinators since being hired less than a week ago. Head Coach Klint Kubiak and QB Kirk Cousins address the media following the Raiders' Week 9 matchup against the San Francisco 49ers.