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A federal appeals court will consider lifting an order blocking Obama's actions.
Obama marks day to condemn anti-Semitism; Netanyahu notes Iran talks.
More than a dozen Jewish groups on both sides of the debate participated.
Democrats are badly split on geographic and political lines over Iran legislation.
The two briefly met Friday night at the Summit of the Americas in Panama.
Biden shared a special moment with Michael Bloomberg's grandson.
The president phoned Duke's Mike Krzyzewski and Connecticut's Geno Auriemma.
“If she’s her wonderful self, I’m sure she is going to do great.”
The administration believes it can stymie congressional efforts to derail the deal.
The leaders will attend the Summit of the Americas later this week.
"It is a good deal, a deal that meets our core objectives," Obama said.
White House indicates willingness to impose new sanctions should the talks fail.
"We've made enough progress in the last days to merit staying until Wednesday."
A new ad warns Obama will earn comparisons to Neville Chamberlain with Iran deal.
The GOP legislation was introduced by Sen. Marco Rubio and Rep. Jim Jordan.
Obama also described Reid as an "ally" and "friend."
The Army announced Wednesday it would charge the former Taliban prisoner with desertion.