The US is to tighten sanctions on North Korea and step up diplomatic moves aimed at pressuring the country to end its nuclear and missile programmes.
BBC: US to tighten sanctions on North Korea
This undated picture released by North Korea's official Korean Central News Agency (KCNA) on April 26, shows the combined fire demonstration of the services of the Korean People's Army in celebration of its 85th founding anniversary at the airport of eastern front.
