In this video from Tuesday's edition of Investor Beat, host Chris Hill and Motley Fool analysts Mike Olsen and Morgan Housel dig into the biggest business stories from Tuesday's market facing Foolish investors today.

J.C. Penney (NYSE:JCP) hit a fresh 52-week low today, after same-store sales for the fourth quarter rose by only 2%. Shares of Michael Kors (NYSE:CPRI) were up big today, after third-quarter profit rose by 77%, with same-store sales in North America up by 24%. On Monday, RadioShack (NYSE: RSH) got a lot of praise for its Super Bowl commercial, but today The Wall Street Journal is reporting that the company plans to close about 500 of its 4,500 stores. And happy birthday to Facebook (NASDAQ:FB)! The social network turned 10 today and got a boost to its share price as a birthday present. In this segment, the guys discuss four stocks making moves on the market today.