FILE - Berkshire Hathaway Chairman and CEO Warren Buffett speaks during an interview with Liz Claman on Fox Business Network's "Countdown to the Closing Bell," May 7, 2018, in Omaha, Neb. Everyone knows Buffett's successor won't be able to match the legendary investor, but Berkshire Hathaway's board remains confident that Greg Abel is the right guy to one day lead the conglomerate into the future. (AP Photo/Nati Harnik, File)