30 May 2021 To 06 Jun 2021ATP Challenger Little Rock, USA2021 ATP Challenger Little Rock, USA Men SinglesEliminated in qualification by S. Kozlov.RoundOpponentsStatusScoreQualificationStefan KozlovLost6 - 2 6 - 2
15 Oct 2016 To 23 Oct 2016ATP Challenger Las Vegas , USA2016 ATP Challenger Las Vegas, USA Men SinglesEliminated in qualification by P. Kawka.MORE DETAILSFEWER DETAILSRoundOpponentsStatusScoreQualificationPatrick KawkaLost1 - 6 4 - 6