US Secretary of State Mike Pompeo visited a US naval base at Souda Bay on the southern Greek island of Crete Tuesday, ahead of a meeting with Greece’s prime minister on the second day of his trip to the country.

An envelope addressed to the White House and intercepted by US authorities contained a substance identified as ricin, a deadly poison that appeared to have been sent from Canada, the Royal Canadian Mounted Police (RCMP) said on Saturday.

Two people were killed and 14 others wounded in a shooting in Rochester, New York, police said on Saturday.

The Trump administration will ban WeChat and video-sharing app TikTok from US app stores starting Sunday night, a move that will block Americans from downloading the Chinese-owned platforms over concerns they pose a national security threat.

The United States has revoked visas for more than 1,000 Chinese nationals under a presidential measure denying entry to students and researchers deemed security risks, the State Department said on Wednesday, a move China called a violation of human rights.

Donald Trump has been nominated for a Nobel Peace Prize for helping broker a peace deal between Israel and the United Arab Emirates, news wires reported. Fight-wing Norwegian politician Christian Tybring-Gjedde put the US president forward for a nomination.

Argentina defused fears of a messy default after it gained backing from creditors, allowing it to exchange 99% of the bonds involved in a $65bn restructuring, news wires reported. The deal could set a precedent for future sovereign crises.

California lawmakers are setting up a task force to study and make recommendations for reparations to African Americans, particularly the descendants of slaves, as the nation struggles again with civil rights and unrest following the latest shooting of a Black man by police, AP reports.

One person was shot and killed late Saturday in Portland, Oregon, as a large caravan of President Donald Trump supporters and Black Lives Matter protesters clashed in the streets, police said. It wasn’t clear if the shooting was linked to fights that broke out as a caravan of about 600 vehicles was confronted by protesters in the city’s downtown.

Anti-racism protesters were planning to flood the streets of the US capital on Friday, after a white officer's shooting of African American Jacob Blake rekindled outrage over police violence and sparked a boycott movement in the sports world.