Convicted drug dealer was killed in knife attack at Wheatfield prison

Convicted drug dealer was killed in knife attack at Wheatfield prison

Gardai have upgraded their investigation to murder after a convicted drug dealer was stabbed to death in prison. Brendan Gahan, 39, was serving two years and nine months for the possession of drugs for sale or supply. Gahan, from Tallaght, Dublin, was set upon by the man at Wheatfield Prison on Thursday. It is understood the man, who has been taken for questioning by gardaí, stabbed Gahan in the throat with a makeshift blade. Brendan Gahan, 39,…