Two teenage sister have been found alive 11 months after they were kidnapped .
Ky-Lea Fortner and Shaeleen Fitch-Fortner, then aged 13 and 15, disappeared last April and were thought to have run away from home.
The pair, who were living with a foster family, were last seen waiting for a bus at their school in upstate New York.
But on Wednesday they turned up just 15 miles away in the nearby town of Vestal, reports NBC News .
A friend of the family was held following the sibling's discovery.
Police said Amanda Hellman, 29, was arrested on suspicion of second degree kidnapping.