In a strongly worded attack, the Bishop of San Diego has accused Archbishop Carlo Maria Viganò of “massive personal participation in the covering up of sexual abuse by bishops”.

Bishop Robert McElroy said Viganò had distorted the truth in the “testimony” he released at the weekend, adding that it contained “clear efforts to settle old personal scores”.

“In recent weeks ideological warriors within the Church on both sides of the spectrum have utilized the tragedy of victims of abuse to promote their goals,” McElroy said. “The dedication to comprehensive truth has been subordinated to selective targeting of enemies and tendentious distortions of the truth.