Tulsa schools controversy highlights political tensions and racial inequities in Oklahoma education

Oklahoma's Republican State Superintendent singles out Tulsa district over test scores, spurring Democratic accusations of racial bias.
Tulsa superintendent resigns to prevent state takeover of district, which serves predominantly nonwhite students.
Democratic lawmakers accuse GOP Superintendent of politically targeting Tulsa district rather than addressing statewide issues.
Superintendent defends focus on Tulsa, citing need to improve test scores and address embezzlement scandal.
Debate highlights political disagreements over best approach to improving education amid racial disparities in Oklahoma schools.