Apple CEO Tim Cook's final keynote at WWDC; Spotlight firmly on Siri AI and Apple's partnership with Google

"One of the greatest highlights of my time as CEO have been events like this, sharing powerful new tools with all of you and what you create with them has been a constant reminder that imagination has no limits... I truly believe the best is still ahead. At Apple, creating the best products in the world to deliver experiences that enrich people’s lives has always been our north star," Cook said in a video message to a rousing reception