South Korea has warned its northern neighbor may be planning a nuclear test.
The administration is sending a team of experts to help Ukraine resolve its immediate and long-term energy demands.
After tortured bodies found, Ukraine chief relaunches operation against Russian separatists.
“It’s more than symbology,” a Pentagon spokesman said.
Sen. John McCain (R-Ariz.) said President Obama must hold Syrian President Bashar Assad accountable for his “barbaric” acts amid reports that he is still using chemical weapons against his own people.
Rep. Ed Royce said security during the May 25 vote is "certainly a concern."
The senator said the U.S. is paying the price for its disengagement.
Nations need to feel protected by security agreements, Rep. Adam Schiff (D-Calif.) said.
The senator said Vladimir Putin is evaluating his options along the border.
The vice president is expected to unveil an aid package today.