16-year-old girl reported missing in Lancaster

LANCASTER, Calif. (KABC) -- Sheriff's deputies are asking for the public's help in locating a 16-year-old girl who disappeared after allegedly going for a walk in Lancaster.

Tianna Guerra-Rosten was last seen in the 42100 block of Madison Court at about 5:15 p.m. Monday, according to the Los Angeles County Sheriff's Department.

Family members say Guerra-Rosten suffers from depression but has never run away before. Her family is very concerned.

She's 5 feet 4 inches tall, 105 pounds with long brown hair and a tongue piercing. She was last seen wearing a gray hoodie, dark gray sweatpants and a black T-shirt.

Anyone with information on her whereabouts was asked to call the Sheriff's Lancaster Station at (661) 948-8466.