accountable peeping are keeping the pressure on the government and demanding justice, killed more than 200. injured thousands and changed the lives of others. ben wedeman's report contains graphic images. >> reporter: nurse pamela was on the phone with her mother when the nightmare became. pamela in the ward for premature babies didn't hesitate. with three in her arms she walked for an hour and a half to find an unkib ator. the injured flocked to her i severely damaged hospital where the explosion killed four nurses. more than 6,000 wounded more than 200 killed. a city over the decades been through wars, car bombs and