this is khalid suma.halid suma, for a number of years, you were with the city of cleveland as an assistant public safety director? >> right. >> reporter: and you came to know 52-year-old ariel castro. one of the three men expected to be charged here at any point. what did you know about him? how did you come to know him? >> ariel had came to us. he's a friend of the family. his daughter was supposed to spend the night at gina's house the day that she came up missing. he came back and was involved with us door to door for saturation of the community. we had a large organized piece i put together for a search. he was one of the ones that took a search team out to saturate the neighborhood. >> reporter: so while you guys were searching for these missing girls, ariel castro was part of that search? >> he was one of the leaders. the castro family is well known. i didn't know i was talking to dr. frankenstein. the castro family is a large family here. they've worked with us to resolve gang conflicts and were ve