Seoul, South Korea (CNN) - President Obama will speak with key European leaders about the crisis in Ukraine Friday. But earlier in the day at a joint news conference with President Park Geun-hye of South Korea, Obama acknowledged the sanctions against Russia put in place by the U.S. and its allies may not ultimately change Vladimir Putin's calculus.
"I think that's self-apparent," Obama said when asked if the Russian president may simply remain unresponsive to the economic pressure.
Tokyo (CNN) – Pressed on whether he would use military force to defend an obscure set of islands controlled by Japan, President Barack Obama offered a robust and sometimes testy defense of his foreign policy as it applies to Ukraine and Syria.
At a news conference with Japanese Prime Minister Shinzo Abe in Tokyo, the President said the U.S. security pact with Japan does extend to the Senkaku islands that are at the heart of a heated dispute with China.
Washington (CNN) - Kathryn Ruemmler, the top White House lawyer who became a key adviser to President Barack Obama, will leave her post in May, a White House official said on Monday.
Ruemmler will return to private practice after her time serving Obama. She has advised the President on a number of delicate issues, most recently the CIA's clash with the Senate over allegations of spying on Intelligence Committee staffers.
Washington (CNN) – It was a brief but fleeting reminder of the messy rollout of the Obamacare website. In the early morning hours of the final day of open enrollment, the government's health care website experienced technical problems as troubleshooters worked on a "software bug," a senior administration official said.
"System isn't available at the moment. We're currently performing maintenance," the message on HealthCare.gov said.
Riyadh, Saudi Arabia (CNN) - The United States and Saudi Arabia are "very much aligned" despite recent policy differences over Iran and Syria, a senior U.S. official said following a meeting between President Barack Obama and King Abdullah.
Sitting down face to face with the King at his desert retreat, Rawdat Khuraim, outside the capital, Obama reiterated the United States is determined to prevent Iran from acquiring a nuclear weapon.
The Hague, Netherlands (CNN) - President Barack Obama on Tuesday defended his response to Russia's military led annexation of the Crimean peninsula from Ukraine.
At a news conference after a nuclear security summit in the Netherlands, Obama noted that Moscow could face further sanctions should Russian forces invade other parts of Ukraine.
He issued a warning to Russian President Vladimir Putin.
Washington (CNN) – Asked whether the United States is reassessing its relationship with Russia given the crisis in Ukraine, White House National Security Adviser Susan Rice offered a direct answer.
"Yes," Rice flatly told reporters Friday during a briefing for President Obama's trip to Europe and Saudi Arabia next week.
(CNN) - President Barack Obama’s deputy chief of staff will leave the White House later this year to pursue a career in the private sector.
Alyssa Mastromonaco previously served as director of presidential scheduling and advance at the White House and served in the same capacity during Obama’s first presidential campaign.
(CNN) – President Barack Obama and Russia's Vladimir Putin spent much of their time in their one conversation in recent days on Ukraine arguing about facts on the ground.
An Obama administration official says Putin, in the 90-minute phone call on Saturday, argued that the rights of ethnic Russians are being threatened.