With Tuesday's US presidential election only days away, Donald Trump, Joe Biden and their top surrogates were barreling through the crucial states of Michigan and Pennsylvania Saturday, digging deep as they pressed their closing arguments. Underscoring the high stakes -- and the disruptive...

Russia Saturday pledged to "necessary" help for Yerevan in the conflict with Azerbaijan if fighting reached Armenian territory, after its ally requested security assistance. Armenia's request for assistance from Moscow further raised fears of Russia and Azerbaijan's ally Turkey getting...

Iran announced Saturday the expansion beyond Tehran of measures against Covid-19, amid growing calls for a full lockdown after the country posted a string of record highs in deaths and infections. The measures would take effect on Wednesday and last for at least a week, Alireza Raisi,...

People who develop Covid-19 infect around half of their household members, with adults only slightly more likely than children to spread the virus, a US government study said Friday. The paper by the Centers of Disease Control and Prevention (CDC) is the latest to attempt to quantify the...