Thanks for calling <a href=" http://catraffictickets.com/index.php/romeo-and-juliet-thesis-statement.html#sons ">euthanasia essay writing help</a> The SFO's investigation into rigging Libor interest rates was sparked by the £290m fine paid by Barclays to US and UK regulators last year. The inquiry is continuing while UK regulators are investigating four more financial firms, having followed up the Barclays fine with penalties for Royal Bank of Scotland, which paid £390m in the US and UK, and UBS, which paid $1.5bn (£995m) in the UK, US and Switzerland.