[Full title and subtitle: DIRTY DOSSIER DEATH Russian spy linked to Donald Trump’s dirty dossier found DEAD in his car in Moscow: Oleg Erovinkin is suspected of being Brit spy Christopher Steele's key source behind widely discredited allegations against President Trump]A FORMER KGB spy chief suspected of helping Brit spook Christopher Steele compile the Trump ‘dirty dossier’ has been found dead in mysterious circumstances.Oleg Erovinkin, described as a key source behind the widely discredited document, was found dead in the back of his car in Moscow on Boxing Day. Media reports in Russia suggest his death was the result of...