Political turmoil in Greece weighs on Wall Street. From stocks to bonds to currency trades, market experts have advice for protecting your portfolio. Caterpillar workers continue to strike over stagnating wages and benefit cutbacks. Midwest Bureau Chief Diane Eastabrook reports. Summer internships used to be a right of passage. NBR Anchor Tom Hudson talks to an expert on Millennials about the cutback on teen jobs. Go behind the scenes of QVC. Today earnings are out for their parent company, Liberty Media. New York Correspondent Erika Miller takes a deeper look at the multi-media retailer. The death of retired football player Junior Seau is raising concerns that the NFL does not do enough to protect its players. Sports analyst Rick Horrow has a rundown of workers right and NFL athletes. Facebook's IPO will make the social media giant's investors big bucks, but Idealab's Harry Lin says it's all about making an amazing company.