Now Playing: 08-01-12 Marketplace

This summer's drought is affecting more than just farmers -- it's been drying up supplies for food banks across the nation too. Meanwhile, genetically modified crops are creating a headache for famers and the tires on their equipment. We visit a microbrewery in Oakland, Calif., to see how the decrease in lending to small businesses has affected them. Krissy Clark reports on people who pick up a second job to help pay the credit card bills in our "Money Matters" series. And Kai Ryssdal talks to two big winners today: a physicist who just won $3 million for his work in particle physics; and a poker player who will be reimbursed for playing a site that was declared a type of Ponzi scheme.