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Now Playing: 08/02/13 Marketplace - Fab and fraud

With the latest jobs report out, a look at how jobs and growth are linked. Three of the world's biggest oil companies reported smaller quarterly earnings compared to a year ago. What's going on with the oil industry? Texas is running low on pentobarbital, the state execution drug. Why is it having trouble getting more? Also, a record number of U.S.  students are heading to China to do their summer internships. Not all of 'em work out, though. Plus, "Sharknado" director Anthony Ferrante discusses the phenomenon of his movie. And Hot Pockets is revamping to appeal to foodies. Will the makeover work?