Joseph Ciganek in an SR-71 Blackbird simulator at a NASA facility
Victims
Joseph Ciganek, 60 NASA Engineer
woman
girl child, 13ish
boy child, 10ish
Persons of Interest:
Jae Hwan Shim, 39, Palmdale
Si Young Yoon, 34, Lancaster
NASA engineer, 3 others die in Calif. murder-arson
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