Above: Olympus chairman Tsuyoshi Kikukawa speaking at a press conference to announce the firing of CEO Woodford Reuters are reporting on an escalation in the Olympus scandal, as the future of the company looks more and more uncertain. The key figure has emerged as a Wall Street banker (I am not surprised) of Japanese descent named Hajime “Jim” Sagawa, after British ex-CEO Michael Woodford filed a paper trail with the Serious…