Breaking down the price of gasoline

High gas prices have fueled speculation and investigations — is anyone raising prices and keeping prices high for profit? To find out, we break down the price of gas, piece by piece, to show you how we get to the price we see at the pump and how much everyone profits at each step of the way. | Subscribe to Planet Money+ <a href="https://podcasts.apple.com/podcast/290783428">in Apple Podcasts</a> or at <a href="http://plus.npr.org/planetmoney">plus.npr.org/planetmoney</a>.