Police in Braintree, Massachusetts, and the National Center for Missing Children are asking for the public's help in locating a teenage girl who was last seen on Friday.
Authorities said Ivy Koulis ran away from the Hyatt Hotel on Granite Street.
Koulis was last seen wearing red skinny jeans and a gray hooded sweater with horizontal stripes.
Police said she may be in need of medical attention.
Anyone with information on the whereabouts of Koulis is asked to contact Braintree Police at 781-843-1212.