Novak Djokovic is one win away from a calendar grand slam and 21st major title

Novak Djokovic is one win away from a record-breaking 21st major title and the first calendar grand slam in men's singles since 1969.

source https://www.cnn.com/2021/09/11/tennis/djokovic-us-open-final-spt-intl-hnk/index.html