WASHINGTON - The Obama administration isn't outlining any immediate punishment of Russia even as it decries President Vladimir Putin's government for the apparent invasion of Ukraine.
US authorities are investigating a new wave of cyber attacks against American financial institutions, including JPMorgan Chase, the largest US bank by assets.
With evidence of Russian military activity in Ukraine piling up, how long can Moscow deny its involvement in the ongoing conflict?
Several Russian journalists say they were attacked while investigating the suspected secret burials of soldiers believed to have been killed in Ukraine.
Russian-backed insurgents have taken the strategic high point of Savur-Mohyla in eastern Ukraine, which looks out over wide areas of the region, a Ukrainian military source said on Aug. 28.
BRUSSELS - Germany and the US have lent weight to Ukraine's claim that Russian troops are directly involved in opening up a new front in the conflict.
PARIS - French President Francois Hollande said on Aug. 28 that it would be "intolerable and unacceptable" if it was proved true that Russian troops had entered Ukrainian territory.
Ukrainian Prime Minister Arseny Yatsenyuk appealed to the United States, European Union and G7 countries on Aug. 28 to freeze Russian assets until Russian forces withdraw from Ukrainian territory.
Russian stocks declined the most in three weeks and the ruble weakened with government bonds as the U.S. said Moscow may be directing attacks by rebels in Ukraine. OAO Aeroflot retreated after reporting a loss.
Switzerland, which is currently holding the OSCE chairmanship, is convening a special OSCE Permanent Council meeting to address the situation in Ukraine, the Swiss OSCE Chairmanship announced via Twitter.
A pro-Russian rebel leader in eastern Ukraine has said 3-4,000 Russian citizens are fighting in their ranks. Alexander Zakharchenko told Russian TV many of the Russians were former servicepeople or current personnel on leave.
Ukrainian President Petro Poroshenko has cancelled a visit to Turkey, citing "Russian troop deployments" in the east of the country.
Ukraine accused Russia on Aug. 28 of mounting an invasion in the southeast of the country in support of pro-Moscow separatist rebels.
Ukraine says the key border town of Novoazovsk in southeastern Ukraine has fallen under the control of Russia's military.
MOSCOW - A member of President Vladimir Putin's advisory council on human rights, Ella Polyakova, said on Aug. 28 she believed Russia was carrying out an invasion of Ukraine.
Ukrainian President Petro Poroshenko said on Aug. 28 that Russian forces and entered his country and the military conflict was worsening after Russian-backed separatists swept into a key town in the east and threatened other areas.
MONS, Belgium - Well over 1,000 Russian troops are operating inside Ukraine, marking a significant escalation of Moscow's military involvement in the country, NATO said on Aug. 28.
Russia has urged 10 Asian countries to boost their agricultural exports to Russia amid a Kremlin ban on products from many Western countries.