Sen. Elizabeth Warren, D-Mass., right, accompanied by Sen. Bernie Sanders, I-Vt., left, speaks during a news conference on Capitol Hill in Washington, Wednesday, Sept. 13, 2017, to unveil their Medicare for All legislation to reform health care.
Sen. Elizabeth Warren, D-Mass., right, accompanied by Sen. Bernie Sanders, I-Vt., left, speaks during a news conference on Capitol Hill in Washington, Wednesday, Sept. 13, 2017, to unveil their Medicare for All legislation to reform health care. Andrew Harnik AP Photo
Sen. Elizabeth Warren, D-Mass., right, accompanied by Sen. Bernie Sanders, I-Vt., left, speaks during a news conference on Capitol Hill in Washington, Wednesday, Sept. 13, 2017, to unveil their Medicare for All legislation to reform health care. Andrew Harnik AP Photo

AP FACT CHECK: Single-payer sounds best when it sounds free

September 14, 2017 12:54 AM