The Royal Bank of Scotland Group plc (NYSE:RBS) (LON:RBS) has named Ross McEwan, the former head of its UK consumer division, as its new CEO, reports Gavin Finch and Howard Mustoe at Bloomberg. This comes at a time when the British government is pressuring the country’s largest publicly owned lender to reduce the size of its investment bank. Royal Bank of Scotland Still Facing Possibility Of Government Mandated Breakup RBS has seen its core business profits fall 17 percent so far this year as the company continues to deleverage. Royal Bank of Scotland Group plc (NYSE:RBS) (LON:RBS) is under heavy pressure…