Samsung has filed a motion with the US District Court in San Jose, California, to appeal a verdict that asked the South Korean giant to pay Apple $539 million for copying patented iPhone designs - a legal battle that dates back to 2011.

US President Donald Trump and North Korean leader Kim Jong-un signed a "comprehensive" document at the end of their historic summit here on Tuesday, vowing to forge a new partnership and reverse decades of American policy toward the rogue regime.

An armed suspect who barricaded himself inside an apartment in the US state of Florida along with four child hostages shot and killed all of them and then shot himself, police said.

The death toll from the eruption of the Fuego volcano in Guatemala on June 3 has increased to 114 after another four bodies were found, according to authorities.

United States President Donald Trump and North Korean leader Kim Jong Un met at the Capella Hotel on Singapore's Sentosa Island on Tuesday morning and began a first-ever summit in history between the sitting leaders of the two countries.

South Korean President Moon Jae-in and US President Donald Trump on Monday held a telephonic conversation ahead of the summit between North Korea and the US.

Archaeologists have confirmed that a rock painting discovered in the Lesser Khingan Mountains in China's Heilongjiang province dates back 12,000 years.

US President Donald Trump on Monday met Singaporean Prime Minister Lee Hsien Loong and thanked him for hosting his upcoming summit with North Korean leader Kim Jong-un, saying he appreciated the hospitality, professionalism and friendship.