![US Open 2023 results: John Isner loses final singles match as Michael Mmoh progresses](https://cdn.newsserve.net/en/knowledge/John-Isner_20190214.jpg)
US Open 2023 results: John Isner loses final singles match as Michael Mmoh progresses
John Isner brings the curtain down on his professional singles career as he loses a five-set thriller to Michael Mmoh in the US Open second round.
Full Article