Jain & Abel- who will succeed Buffett at Berkshire?

Berkshire Hathaway (BRK) named Greg Abel and Ajit Jain as Vice-Chairmen today, setting them as the front runners to succeed Warren Buffett as CEO. Who's the favorite and what's it mean for investors?  After, Chris and Andrew peer into their crystal balls and try to guess some of the themes that will drive markets in 2018.