The always thorny question of timing the retirement of a CEO can get even pricklier when the CEO is also a founder.

FORBES: The Risks Of CEO Succession

And all this against a background of continuing questions over the prime minister's retirement plans and the timing of the expected handover to Gordon Brown.

BBC: Analysis

He said the timing of the retirement was planned when Huntoon took over as superintendent in 2010 and that the retirement isn't related to the investigation.

WSJ: Army: No improper relationship for West Point head