On September 19, Voorhis wired the NCPAC's Los Angeles and New York offices, requesting that "whatever qualified endorsement the Citizens PAC may have given me be withdrawn".[47] By this time, newspapers across the district had printed Nixon's charges, along with a Nixon advertisement castigating Voorhis for allegedly accusing Nixon of lying about the PAC endorsement.[47] According to Nixon biographer Roger Morris, the repudiation of NCPAC endorsements did not help Voorhis, as his actions "would seem to many a half-guilty shedding of sinister backing he never had.