Video: Blind man tasered by police Former company director Colin Farmer, 61, was hit in the back by 50,000 volt stun device and then handcuffed whilst on his way to meet friends for a drink in his local pub. Police had earlier been dispatched after reports of a man roaming around Chorley town centre in Lancs armed with a sword. A patrolman spotted stroke victim Mr Farmer walking down the street using his white stick to get around and wrongly assumed he was the swordsman. Mr Farmer, a Fellow of The Instute of directors for 20 years, said he had made a formal complaint and is pursuing legal action against Lancashire Police which has apologised and begun an investigation.