WPP stays tight-lipped amid full disclosure pressure in Sorrell misconduct probe

WPP is under pressure to thrust its investigation into allegations of 'personal misconduct' levelled against Sir Martin Sorrell into the public domain after Lib Dem leader Sir Vince Cable accused the advertising giant of sweeping the issue ‘under the carpet’.
Sorrell sensationally stood down from the head of the advertising company he has helmed for the past 30 years over the weekend just days after WPP’s investigation had ‘concluded’.
That sparked Cable’