The federal child porn sweep where 55 Southern Californians were arrested included an attorney from Riverside County and five people from San Bernardino County. The U.S. Attorney's office in Los Angeles says Thomas Merdzinski of Bermuda Dunes was actually charged last month and pled guilty. The 58-year-old and most of those arrested are facing ten-years in prison if convicted. Three people from Upland were taken into custody along with one person each from Chino, Chino Hills and Fontana. The eight-month long investigation targeted for the first time peer to peer internet networks that essentially bypass websites. Users don't see web pages, they get to look into files on someone else's personal computer.