Mark Austin presents a profile of nurse Colin Norris, who used massive doses of insulin to kill four elderly patients under his care and attempted to murder another. Police in Leeds were alerted to his activities by one of his colleagues and the programme details the subsequent investigation, including taped interviews with Norris, up to his trial when he was sentenced to life imprisonment. Wanted, 00.25am, New series. Gritty detective drama, following an elite underground crime-fighting squad formed to help rid Los Angeles of its 100 most wanted fugitives. Former Naval Intelligence officer Carla Merced gets off to a shaky start when introduced to the all-male team, and a death-row inmate escapes custody, prompting the unit to arrange a trap. Starring Gary Cole.