The space agency revealed the latest problem just one day after targeting March 6 for humanity's first flight to the moon in more than half a century.
Nancy Guthrie went missing 21 days ago. Few leads have publicly emerged about where Guthrie is or who may have taken her as DNA analysis continues.
FOX 10 Phoenix on MSN
Nancy Guthrie disappearance: Day 21 latest updates
Saturday marks Day 21 since Nancy Guthrie, the 84-year-old mother of NBC "Today" show host Savannah Guthrie, disappeared from ...
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