Syrian officials on Saturday surveyed the damage caused by recent U.S. military strikes on a government airfield that were in retaliation to a chemical attack on Syrian civilians. American officials also threatened new sanctions against the country. For more on the situation in Syria and the U.S. military's role there, New America fellow Doug Ollivant and political science professor at Columbia University Kimberly Marten join Hari Sreenivasan.
Highlights of this day in history: American Civil War effectively ends; Iraq celebrates collapse of Saddam Hussein's regime;NASA announces first seven astronauts dubbed the Mercury Seven; Marian Anderson performs at the Lincoln Memorial; Prince Charles marries Camilla Parker Bowles. (April 9)