CMS will announce as early as next week an agreement to lower the cash price of insulin for beneficiaries who choose to buy the drugs without their insurance, according to a source familiar with the plan. The president promised on May 30 that drug companies would voluntarily lower drug prices by next week, but it's not clear that the insulin-price announcement is what the president referenced. Lobbyists say HHS Secretary Alex Azar in recent weeks has been calling brand drug...