Panera Bread (PNRA) reported earnings today, and the market was generally pleased. Fourth-quarter profits were up, and the stock was up more than 3% on the news. However, the company lowered guidance for Q1 as well as for 2014 as a whole, citing bad weather this winter as the reason behind the reduced foot traffic the company experienced. Is that explanation to be believed, or are there other factors at stake here? On the lead story of Wednesday's Investor Beat, host Chris Hill and Motley Fool analyst Bill Barker look at Panera and its predictions for the year ahead.