This appeared in the Guardian yesterday. Today John McDonnell asked an urgent question in parliament about the matter. I checked the BBC website for references to “HSBC money laundering” – the results below show virtually nothing since 2014. The references to February 2015 are related to a Panorama programme which had been in preparation for some time.
In October 2014, Rona Fairhead, an HSBC director appointed by Cameron began working as Chair of the BBC Trust.