Will Novak Djokovic announce his retirement by...?

This market will resolve to "Yes" if Novak Djokovic officially announces his retirement from ATP Tour professional tennis by the specified date, 11:59 PM ET. Otherwise, this market will resolve to "No". To resolve "Yes", the announcement must clearly state that Novak Djokovic is retiring or indefinitely departing from ATP Tour professional tennis with intention of not participating in any event that contributes to an ATP ranking. The announcement must come from Novak Djokovic or official repres