WATCH: Olivier Giroud Calls Out Conor McGregor Football MMA Posted by Rowan Meegan October 17th 2016, 22:30 Follow @rowanmeegan Watch Olivier Giroud and Laurent Koscielny fire questions at each other with barely any time to think about the answers. Oh…and Giroud calls out MMA Champion Conor McGregor. More Stories Arsenal Conor McGregor Olivier Giroud