Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

Caption:WASHINGTON, DC - MARCH 25: U.S. President Barack Obama speaks during an event marking the 5th anniversay of the Affordable Care Act March 25, 2015 at the South Court Auditorium of Eisenhower Executive Office Building in Washington, DC. President Obama spoke on the benefits of the legislation. (Photo by Alex Wong/Getty Images)
Caption:WASHINGTON, DC - MARCH 25: U.S. President Barack Obama speaks during an event marking the 5th anniversay of the Affordable Care Act March 25, 2015 at the South Court Auditorium of Eisenhower Executive Office Building in Washington, DC. President Obama spoke on the benefits of the legislation. (Photo by Alex Wong/Getty Images)

    JUST WATCHED

    Pres. Obama works to sway critics of Iran nuclear deal

MUST WATCH

Pres. Obama works to sway critics of Iran nuclear deal

President Obama tries to win over skeptics in Congress as battle lines form over the nuclear deal with Iran. CNN's Jim Acosta reports.

Pres. Obama works to sway critics of Iran nuclear deal

President Obama tries to win over skeptics in Congress as battle lines form over the nuclear deal with Iran. CNN's Jim Acosta reports.