In this segment from Thursday's Investor Beat, Motley Fool analyst David Hanson takes a look at CONSOL Energy (NYSE:CNX). The Motley Fool recently posted a series of articles pitting one stock against another for which is the better buy, in a bracket-style competition in the spirit of March Madness, with winners decided by reader votes. Surprisingly, this lesser-followed coal stock is running away with the tournament. David takes a look into this business to discuss why he's watching today.