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Kayla Mueller, a 26-year-old humanitarian worker from Prescott, Arizona, was taken hostage in August 2013 in Aleppo, Syria, as she left a Doctors Without Borders hospital, her family said through a spokeswoman on Friday, Feb. 6, 2015.
Kayla Mueller, a 26-year-old humanitarian worker from Prescott, Arizona, was taken hostage in August 2013 in Aleppo, Syria, as she left a Doctors Without Borders hospital, her family said through a spokeswoman on Friday, Feb. 6, 2015.

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    Remembering Kayla Mueller

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Remembering Kayla Mueller

Imagine a world through the eyes of a young aid worker desperate to make a difference. Christiane Amanpour has her story.

Remembering Kayla Mueller

Imagine a world through the eyes of a young aid worker desperate to make a difference. Christiane Amanpour has her story.