Photo: EuroLeague Basketball

Turkish Airlines EuroLeague star Nick Calathes is the main protagonist in Guardian of a Legacy, the new Insider Documentary that pays tribute to Panathinaikos OPAP Athens and the late Giannakopoulos brothers, Pavlos and Thanasis, who led the club for decades on its path to excellence.

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*Yiannis Bouranis is an affiliate partner of ESPN and is being compensated for the use of ESPN+ affiliate links. The opinions expressed in his posts are his own.