Exonerated trader Tom Hayes sues UBS for $400 million over Libor accusations ReutersFirst banker jailed over Libor interest rate rigging to sue UBS for $400m The GuardianCity trader sues UBS for $400m after rate-rigging conviction quashed BBCTom Hayes sues former employer UBS for $400mn Financial TimesTom Hayes Sues UBS in US for Handing Him to Prosecutors on a ‘Silver Platter'