The space agency said Sunday it's targeting Tuesday for the slow, four-mile trek across Kennedy Space Center​, weather permitting.

Iranian Foreign Minister Abbas Araghchi said Iran has "every right to enjoy a peaceful nuclear energy, including enrichment" as the U.S. pushes for a deal on its nuclear program.

On this "Face the Nation with Margaret Brennan" broadcast, Iranian foreign minister Abbas Araghchi and U.S. Trade Representative Jamieson Greer join Margaret Brennan.

U.S. Trade Representative Jamieson Greer said "stand by" the trade deal agreements it has signed with its partners despite the Supreme Court's tariff decision.

On Friday the Supreme Court declared that most of the tariffs enacted by President Trump - a key part of his economic agenda - are unconstitutional. Trump responded by imposing even more tariffs, as high as 15 percent, on most imports from around the g...