Ch Supt Stuart Williams said the force "deeply regrets" the incident and an urgent investigation was under way.

BBC: Tasered blind man Colin Farmer to sue Lancashire Police

Ch Supt Stuart Williams, of Lancashire Police, said the force had "deep regrets" and had "clearly put this man through a traumatic experience".

BBC: Police use Taser on blind man after stick mistaken for sword

An incomplete list: Joy Williams, Stuart Dybek, Anne Carson, Alice Munro, Mary Gaitskill, Lydia Davis, Bhanu Kapil, Deborah Eisenberg, Edward P.

NEWYORKER: Sarah Shun-lien Bynum