CHARLESTON, W.Va. -- State Police said social media played a role in the disappearance of a teenage girl from Taylor County last weekend.Authorities canceled a Silver Alert for Shawna Ann Way, 14, late Tuesday afternoon. Way turned herself in at the State Police detachment in Taylor County, spokesman Sgt. Michael Baylous said in a news release. Way was last seen Sunday at the Briarwood Apartments near Bridgeport.The investigation into Way's disappearance is ongoing, Baylous said. He took the opportunity to warn that, "the Internet poses certain dangers for our children, as it is believed that social media played a role in [Way's] disappearance."