In today's podcast we hear that Sixty Russian diplomats are now persona non grata in the US. It's the largest such retaliation so far for the Russian nerve agent attack in Salisbury, England. Fear of a Russian riposte against Western power grids remains high. Cambridge Analytica was raided over the weekend in the continuing Facebook data scandal. Facebook faces more difficulties over Android data collection. Notes on malware circulating in the wild. Iran objects to US indictments.  Daniel Prince from Lancaster University discussing risk management. And the alleged Carbanak "mastermind" is arrested in Spain.