WHY WON'T Pulitzer RETRACT now that Trump- Russia has been completely DEBUNKED

WHY WON'T Pulitzer RETRACT now that Trump- Russia has been completely DEBUNKED
"Trump demands the 2018 Pulitzer prizes be rescinded & took issue with a statement from Pulitzer in which it defended its decision & confirmed  NYT & WaPo prizes still stand"
https://www.newsweek.com/trump-pulitzer-defamation-lawsuit-russia-1780188