0 0 ▁block ▁of ▁Fall ing ▁O aks ▁Road , ▁in ▁un in cor por ated ▁northern ▁Harris ▁County , ▁Texas , ▁near ▁Houston . ▁This ▁was ▁the ▁home ▁of ▁his ▁former ▁girl friend , ▁Val erie ▁Jackson , ▁where ▁he ▁had ▁previously ▁lived ▁with ▁her . ▁As ▁Jackson ▁had ▁changed ▁the ▁lo cks ▁on ▁the ▁house , ▁he ▁entered ▁through ▁an ▁un locked ▁window . ▁He ▁then ▁confront ed ▁Jackson , ▁her ▁husband , ▁and ▁their ▁six ▁children ▁with ▁a ▁ 9 mm ▁hand gun , ▁forcing ▁them ▁to ▁the ▁master ▁bed room . ▁There , ▁he ▁tied ▁up ▁some ▁and ▁hand c uff ed ▁others ▁to ▁the ▁bed . ▁While ▁Con ley ▁was ▁dist ract ed , ▁Jackson ▁was ▁able ▁to ▁text ▁her ▁mother , ▁saying ▁she ▁was ▁being ▁held ▁at ▁gun point ▁by ▁him . ▁After wards , ▁over ▁the ▁course ▁of ▁nine ▁hours , ▁he ▁alleg edly ▁shot ▁Jackson ' s ▁husband ▁and ▁children ▁in ▁the ▁back ▁of ▁the ▁head , ▁with ▁Jackson ▁being ▁forced ▁to ▁witness ▁everything . ▁She ▁was ▁the ▁last ▁victim ▁to ▁be ▁shot . ▁ ▁During ▁the ▁course ▁of ▁the ▁shooting , ▁police ▁officers ▁were ▁sent ▁to ▁the ▁home ▁several ▁times ▁to ▁perform ▁w elf are ▁checks . ▁The ▁first ▁occurred ▁at ▁ 1 0 : 4 2   a . m ., ▁when ▁dispatch ers ▁were ▁not ified ▁by ▁Jackson ' s ▁mother . ▁They ▁knock ed ▁on ▁the ▁door ▁and ▁checked ▁the ▁house , ▁but ▁reported ▁no ▁response ▁from ▁the ▁home ▁an ▁hour