The new sanctions target two banks and two energy firms in Russia.
Biden also spoke with Poroshenko about international efforts to punish Russia.
Ukraine leader tells Biden separatists won't agree to ceasefire.
Russian speakers are increasingly rejecting Putin's ethno-linguistic framework in Ukraine.
The leaders consulted about how to get peace talks in Ukraine back on track.
Kerry voiced his "strong concern" as violence between Kiev and separatists flared.
Administration wants Russia to take series of steps by Monday to calm Ukraine tensions
Russia opposes the trade deal, which Georgia and Moldova also signed.
Nine service members were lost in the attack by pro-Russian separatists.
Despite many clues to the contrary, Janet Yellen neither sees any risk of U.S. goods price...
Obama said they would "help Iraqis as they take the fight to terrorists."
His spokeswoman has come under fire over comments on Ukraine and Russia.
The 28 member states reportedly will consider the “expansion of restrictive measures.”
The sanctions raise the number of individuals hit by EU penalties to 72.
There is a disconnect between global financial market prices and economic and political...
The news marks a rare triumph for Petro Poroshenko's forces.
The Ukrainian president has indicated he's open to a ceasefire with separatists.
"Even absent the latest development in Ukraine," the general said, draw-downs should stop.
The United Nations says another 54,000 have been displaced but are still in Ukraine.
The reports come amid a new peace plan offered by Ukrainian President Petro Poroshenko.
A call between the two leaders came amid a cease-fire agreement between Kiev and separatists.
The exercise is the largest since Russia annexed the Crimean peninsula from Ukraine.
Clinton said she told Obama that Putin wanted to “re-Sovietize” Eastern Europe.
Additional funds will help fight corruption, bolster energy security and strengthen borders.