US senators have accused embattled Swiss bank Credit Suisse of limiting the scope of an internal investigation into Nazi clients and Nazi-linked accounts – including some open that were until just a few years ago. The US senate budget committee said an independent ombudsman initially brought in by the bank to oversee the probe was “inexplicably” removed while he carried out his work, and it faulted “incomplete” reports that were hindered by restrictions. Credit Suisse said it was “fully cooperating” with the committee’s inquiry, but rejected some claims from the Simon Wiesenthal Centre, a Los Angeles-based Jewish human rights group,...