19-year-old Logan Schiendelman was last seen at his grandmother’s house in Tumwater, Washington on May 19, 2016.  Logan’s car, a black 1996 Chrysler Sebring, was found the next day, abandoned on Interstate 5 just south of Olympia. His phone, wallet and driver’s license were in the vehicle. Dateline’s Josh Mankiewicz speaks with several of Logan’s loved ones and Lt. Cameron Simper of the Thurston County Sheriff’s Office. Logan is biracial and has black hair and brown eyes. He’s 5’11” and weighed 160 lbs. at the time of his disappearance. If you have information about Logan’s case call the Thurston County Sheriff’s Office at 360-786-5519. Get more information and see pictures of Logan Schiendelman here: https://www.nbcnews.com/datelinemissing