Shafilea went missing in September

Shafilea Ahmed, 17, from Warrington, Cheshire, was last seen on 11 September.

Police say the teenager requires specialised medical attention and has not had any since disappearing.

Her parents, Iftikhar, 44, and Farzana Ahmed, 41, were released on Friday night after being questioned at a Cheshire police station.

Shafilea was last seen at the home she shared with her parents, three sisters and younger brother in the Great Sankey area of Warrington.