ACORN leader defends community organizing group at National Press Club . The Associated Press contributed to this report. ACORN 's Bertha Lewis says group targeted due to its voter registration efforts . Lewis : ACORN has responded properly to allegations , fired workers in videos .
ACORN leader defends community organizing group at National Press Club . Some ACORN workers advised undercover conservatives on prostitution in videos . ACORN 's Bertha Lewis says group targeted due to its voter registration efforts . Lewis : ACORN has responded properly to allegations , fired workers in videos .