Google search chief Singhal to quit, to be replaced by AI head

(Reuters) - Google parent Alphabet Inc said Amit Singhal, the longtime chief of its Internet search business, will leave the company and be replaced by the head of the technology giant's artificial intelligence business. John Giannandrea, currently a vice president of engineering, will replace Singhal, a 15-year Google veteran, once he leaves on Feb. 26. "Search is stronger than ever, and will only get better in the hands of an outstanding set of senior leaders who are already running the show d