World News Update, what you need to know

A new earthquake and powerful aftershocks have killed dozens of people and brought fresh terror to a traumatised Nepal as buildings already damaged in a monster quake last month came tumbling down.

ELSEWHERE:

SOCHI, Russia - US Secretary of State John Kerry and Russian President Vladimir Putin have held four hours of rare face-to-face talks as the two nations seek ways to cooperate after a sharp deterioration in relations.

MADRID - WikiLeaks founder Julian Assange will appeal to international courts against an arrest warrant for alleged rape and sexual assault, his Spanish lawyer says.

LANGKAWI, Malaysia - Thousands of migrants believed to be stranded at sea without food and water could die unless Southeast Asian governments act urgently to rescue them, migrant groups and the UN are warning.

JUBA, South Sudan - Gunmen in South Sudan have raped girls, torched towns and looted aid supplies in one of the heaviest government offensives in the 17-month-long civil war, the UN and diplomats say.

VIENNA - From gay-themed traffic lights to singing sewers, Vienna is getting spruced up as it prepares to host one of the world's most popular music competitions, the 60th Eurovision Song Contest.