Alan Wilson’s office said Congresswoman Nancy Mace’s characterization of the attorney general’s office are “categorically false.”

The South Carolina Law Enforcement Division confirmed Monday night it has an active investigation into accusations of assault, voyeurism and harassment involving the former fiancé of U.S. Rep. Nancy Mace.

S.C., alleged “some of the most heinous crimes against women imaginable” were committed by her ex-fiancé and three other men, all of whom denied the accusations.

Congressman Joe Wilson is fiercely defending his son, the South Carolina attorney general, Alan Wilson, after Congresswoman Nancy Mace accused that the

Rep. Nancy Mace, R-S.C., accused her former fiancé and three other men of drugging and raping her and filming assaults of other women without their consent in a stunning speech on the House floor Monday—drawing denials from all four men.