CBS NEWS EXCLUSIVE: "We are not a monopoly," Apple CEO Tim Cook tells incoming CBS Evening News anchor Norah O'Donnell, as U.S. officials investigate whether tech behemoths, including Apple, are stifling competition. Cook also says that he has "dialed back" aspects of his iPhone use. https://cbsn.ws/2wyfsdx | CBS Evening News

CBS News' Nikki Battiste rides through the Abaco Islands with members of the Bahamian military as they show the vast devastation in Marsh Harbour, a town virtually wiped out by Hurricane Dorian. As one gestures toward debris, he says, "This was a food place and a bar." | CBS Evening News

NEW: Officials update on the YouTube shooting in San Bruno, CA. “While conducting a search of the premises, officers located a second individual with a gunshot wound that appears to possibly have been self- inflicted.” cbsn.ws/2q2vokA | CBS Evening News