(ChattahBox) — Detectives are questioning two people in connection with the killing of wealthy couple known for adopting children with developmental disabilities, many born to drug-addicted mothers. Extensive surveillance cameras in the home showed a van at the home of Byrd and Melanie Billings in Beulah, a rural area west of Pensacola near the Alabama border, which carried three men who are suspects in the deaths of a Florida Panhandle couple who were shot in their rural home while eight of t

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