US Vice President Joe Biden has told Ukraine President Petro Poroshenko that the United States was working with European leaders on further sanctions on Russia, over the escalation of the conflict in Ukraine.
"The leaders discussed Russia's ongoing support for the separatists and apparent escalation" the White House said in a statement about the call between the two men.
"The vice president told President Poroshenko that the United States was engaging with European leaders to discuss the imposition of costs on Russia for its continued escalation of the conflict," it said.
More top news
It is particularly common in Singaporean children who use phones and tablets to do up to five hours of homework a night.
A fire at a care home in China has left 38 people dead, according to state media.
The Gallagher brothers have had a turbulent relationship since Oasis fell apart in 2009.