>> , of course, i'm sad, but i don't want them to kill my children first. >> reporter: shira told us she has no intention of taking her children back home any time soon, certainly not until they see whether this cease-fire will be extended, scott. but judging from past history, there's not much optimism. >> pelley: charlie d'agata in tel aviv, clarissa ward in gaza city, thank you, both. today a notorious florida reform school gave up a secret it had kept for seven decades. at its peak in the the 1960s, the doashier school housed 500 boys under brutal conditions. researchers are now unearthing unmarked graves on the campus. vicente arenas tells us what they found. >> this was maybe within a year before he left home. >>. >> reporter: george owen smith was 14 years old when he was sent to the doashier school for boys after allegedly wrecking a stolen car. it was 1940. ovelsmith krell, is his younger sister. >> he had only been there a few weeks when myself mom hundred heartfrom him. he sent us a letter and said he was there. she never heard from him again and she wrote up to the superi