In whistleblower complaint, former DHS official alleges he was pushed to alter reports so they'd reflect administration policy goals, was reassigned for refusing to go along

As international powers press Moscow to quickly investigate alleged poisoning of top Putin rival, Russia rejects 'unfounded attacks'

Belgrade angry at Moscow for using 'Basic Instinct' image to mock Serbian president and saying Trump humiliated him

Calls mount for international action after Germany confirms traces of nerve agent Novichok in hospitalized Putin critic

Merkel's spokesman says testing shows same chemical used to poison former Russia spy Sergei Skripal and his daughter was detected in Alexei Navalny

Representatives meeting in Vienna vow to preserve accord; Russia takes swipe at US for trying to dictate terms despite withdrawing from deal in 2018

Dismissing unease among international medical community over fast-tracked testing, capital city's mayor says 'post-registration research' will last 6 months, involve 40,000 people

German doctors confirm cholinesterase inhibitors used on Russian opposition leader, similar to nerve agent used to poison Russian spy Sergei Skripal in Britain in 2018

Contradicting Russian doctors, who blamed a metabolic disorder, German medical officials say Putin critic was probably hit by substance that targets central nervous system

Kremlin denies resistance to transfer was political; dissident to be treated at specialist facility after suspected poisoning