On May 4, a hearing on the marketing and distribution of violent content to minors by the television, music, film and video-game industries was held by the United States Senate Committee on Commerce, Science and Transportation. The committee heard testimony from former Secretary of Education (and co-founder of conservative violent entertainment watchdog group Empower America) William Bennett, the Archbishop of Denver Charles J. Chaput, professors and mental-health professionals. Speakers criticized the band and its label-mate Nine Inch Nails for their alleged contribution to a cultural environment enabling violence such as the Columbine shootings. The committee requested that the Federal Trade Commission and the United States Department of Justice investigate the entertainment industry's marketing practices to minors. After concluding the European and Japanese legs of their tour on August 8, the band withdrew from public view to work on their next album, 2000's "Holy Wood (In the Shadow of the Valley of Death)" as an artistic rebuttal to the allegations leveled against them. Manson appeared on an April 2001 episode of "The O'Reilly Factor", where he once again denied that the band's music was responsible for Columbine. Bill O'Reilly argued that "disturbed kids" without direction from responsible parents could misinterpret the message of his music as endorsing the belief that "when I'm dead everybody's going to know me." Manson responded: