Chihuahua governor Javier Corral alleges that the government of President Peña Nieto is denying his state financial resources in order to stop a corruption probe implicating high-ranking party officials and close aides of the President, the Guardian reported Tuesday.

A veteran figure of Mexico’s ruling Institutional Revolutionary Party (PRI) was arrested in December for diverting public funds to his party’s gubernatorial election campaigns in a failed effort to boost the PRI’s faltering popularity.