Three executives of Japan’s Olympus resigned ahead of a boardroom showdown with ousted chief executive Michael Woodford, as the British whistleblower said he would not be surprised if “some criminality” were involved in the scandal engulfing the once-venerable firm.

The camera and endoscope maker admitted this month that it hid losses on securities investments for two decades, blaming former president and chairman Tsuyoshi Kikukawa, former vice-president Hisashi Mori and internal auditor Hideo Yamada for the cover-up. – (Reuters)