And in every case, every one, you could trace the successful return of that child to someone -- a family member, a cop -- who just decided to never give up hope.

CNN: Lessons from 'America's Most Wanted': Never give up

But it also demanded the very best of our people -- the highest level of creativity, dedication, teamwork, analysis, and just sheer, dogged determination to never give up when the trail went cold.

WHITEHOUSE: President Obama Thanks the Intelligence Community

"I was just a child but I understood that I would never give up my land, " Siren said.

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