An Arkansas Amber Alert has been issued for Trixie Studer, a 14-year-old girl from Logan County who is believed to be with someone she met online, local officials say. Anyone with information is urged to call 911 immediately. Trixie was last seen at 7:30 p.m. on Friday in Ratcliff, a small city in Logan County, according to the amber alert. She is believed to be with someone she met online though their details have not been released. The suspect vehicle is believed to be a silver SUV with black wheels with the license plate removed. Trixie is described as a 14-year-old white female with blue h…