Investigative reporter Amy Goodman has been the fiercely dedicated host of "Democracy Now!" since 1996. In her latest book, "Breaking the Sound Barrier," the liberal-minded warrior goes after corporate media and the voices they've ignored, including community activists in New Orleans, outspoken American soldiers and victims of police brutality. Noon today at Skylight Books, 1818 N. Vermont Ave., Los Angeles, (323) 660-1175. Also at 7:30 tonight at All Saints Church, 132 N. Euclid Ave., Pasadena, $10 donation requested at the door. www.kpfk.org.