Trump says Pfizer, others 'should be ashamed' for raising drug prices

President Donald Trump, in a tweet on Monday, said Pfizer and other drugmakers "should be ashamed" for increasing drug prices. Pfizer raised the price of 41 drugs by as much as 9 percent, though it also lowered prices on five drugs by as much as 44 percent. Shares of Pfizer briefly turned negative on the tweet but were last up 0.44 percent.