The Carter County Sheriff’s Office Continues To Try And Locate Two Missing Teenage Girls. 14 Year Old Brittany Cottrell Is 5’4, 125 Pounds, With Jet Black Hair And Hazel Eyes. She Was Last Seen In The Powder Branch Area. Meanwhile, 16 Year Old Leah Lynthacum Is 5’7, Weighs 140 Pounds With Black Hair And Brown Eyes. She Was Last Seen In The Milligan Area. Anyone With Information On These Two Teens, Are Asked To Call 911.