Hull dad 'unlawfully killed' as security guards 'excessively' pinned him down after train station cigarette Security staff used 'excessive and unreasonable' force on Jack Barnes Updated The video will auto-play soon8Cancel Play now An east Hull dad who pleaded he couldn't breathe seven times as 'bravado' security guards excessively held him face-down on the ground was "unlawfully killed", a court has today ruled. Jack Barnes, 29, from Longhill, east Hull, died after suffering a cardiac arrest at Manchester Victoria Station as he was "excessively" held down by four Customer Service Representatives (CSRs), after he was allegedly caught smoking inside the station.