Giving evidence to the Commons Justice Select Committee, Mr Graham said that a process of regular audit was a "darn sight more helpful" than public bodies continuing to be fined for mistakes and the money effectively being returned to the Treasury.

BBC: Memory stick

The electronics retailer declined to discuss any details of its continuing investigation Thursday, saying it planned a full airing of its findings once the inquiry by the board's audit committee is complete.

WSJ: Best Buy Probe Concerns an Alleged Relationship of CEO Brian Dunn, Use of Assets