15 percent of teens have gotten 'sext' messages Sending explicit content, such as naked or near-naked photos, via text message--a phenomenon also known as "sexting"--is a familiar phenomenon among some teens, according to survey results released Tuesday by the Pew Research Center. The survey, conducted from June 26 to September 24 with the participation of 800 teenagers, is part of the research center's Internet and American Life Project, which tracks the effect of the Internet on American life. It found that 4 percent of cell-owning teens ages 12 to 17 say they've sent sexually suggestive nude or nearly nude images of themselves to someone else via text. Fifteen percent say they have received such material. Older teens, especially those who foot their own cell phone bills, are much more likely to send and receive these images. While 8 percent of 17-year-olds with cell phones have sent a sexually provocative image by text, this number goes up to 17 percent a...