In 2007, Boyd's 16-year-old son, Luqman, was killed in a car crash.
"I had already been through this two years prior," she said.
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She said authorities took her, her daughter and pregnant daughter-in-law to the hospital, where she learned that her husband and sons had not been in a car accident and were not injured.
"When we got to the hospital, they brought us around back, separated us, handcuffed us, including my eight-month pregnant daughter[-in-law], and were very rude and then told us, 'They're not dying; they're detained. And you better cooperate with us.' "
Also found at the home of Daniel Patrick Boyd and his sons were gas masks and a book that FBI special agent Michael Sutton called "essentially our playbook to how we respond to acts of terrorism."