This combo of file photos shows, from left: U.S. Reps. Lloyd Doggett and Peter Welch, and Sen. Bernie Sanders. Pharmaceutical company Medivation is being targeted by lawmakers over drug pricing. Doggett, Welch and Sanders have urged the Department of Health and Human Services and the National Institutes of Health to step in to cut prices for the drug Xtandi, saying it costs four times more in the U.S. than it does outside the country. (AP Photo)