These partners, on and off the stage, have been principle dancers with Alvin Ailey American Dance Theater for more than a decade, but now they've decided to retire.

CNN: Alvin Ailey principal dancers retire to give back

For example, Alvin Ailey, the founder of the prestigious Alvin Ailey American Dance Theater, and Judith Jamison, the dancing legend who elevated the company to world-class status, would not have been strong and athletic enough to secure spots in the same company if transported a few decades into the future while still in their primes.

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