In Pics: What happened across the world on Aug 7

Bangalore, Aug 7: Airstrikes and artillery fire between pro-Russian separatists and Ukrainian troops have brought the violence closer than ever to the city center, as Kiev's forces move in on the rebel stronghold. On Wednesday there was shelling at a market in Donetsk.

Meanwhile, Nigeria continues to be on high alert after a Nigerian nurse who treated a man with Ebola is now dead and five others are sick with one of the world's most virulent diseases, authorities said on Wednesday as the death toll rose to at least 932 people in four West African countries.

OneIndia brings to you news from across the world in pictures.

Nigeria declares national emergency

Nigerian port health officials uses a thermometer on a worker at the arrivals hall of Murtala Muhammed International Airport in Lagos, Nigeria.

Shelling in Dontesk, Ukraine

Residents inspect the damage after night shelling on a market in Donetsk, eastern Ukraine.

US African Summit commences in Washington

President Barack Obama, lifts his earpiece as Algeria Prime Minister Abdelmalek Sellal, US Secretary of State John Kerry, and President Mohamed Ould Abdel Aziz of Mauritania, look on during the US African Leaders Summit at the State Department in Washington.

Obama at tha US Africa leaders Summit

President Barack Obama applauds after the family photo session at the U.S. Africa Leaders Summitat the State Department in Washington.

Obama speaks at the US Africa leaders Summit

President Barack Obama during his news conference at US African Leaders Summit.