"Nicole was the type of person if she thought that something was wrong somewhere, that she could help repair it, " said her aunt.

CNN: American's family: She went to Syria to help

She said she "thought this was wrong" and that children were "not going to be safe with these arrangements in place and nothing being done to stop it".

BBC: London

My troop commander's reaction was to tell me that she could sense something was wrong but thought I would get over it.

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