Google-parent Alphabet's self-driving unit Waymo CEO John Krafcik is stepping down from his position and will be replaced by a pair of executives. He will be replaced by Tekedra Mawakana, Waymo's Chief Operating Officer, and Dmitri Dolgov, Chief Technical Officer, who will serve as co-CEOs. Krafcik, who became Waymo CEO in 2015, will continue to be an advisor.