The average annual cost of cancer drugs in the US now exceeds $100,000 and the price of more than 200 generic drugs doubled from 2013 to 2014. That puts them far out of reach for countess ailing people, including many with decent insurance. The industry argues that it needs the revenue for the complex and expensive research that leads to better treatments, but pharmaceutical executives are being pilloried in editorials and Congressional hearings, and consumer groups say marketing and profit are the real drivers of price. What’s behind the cost of drugs? What are the options for people who can’t pay it?