The young American will make his debut in a pressure-packed situation against Croatia.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2013 |
Mutua Madrid Open
|
1/32 | John Isner |
7-5
7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
US Open ATP
|
Quarter Finals | Juan Martin del Potro |
6-7
6-3 7-6 6-2 |
| 2018 |
US Open ATP
|
1/8 | John Isner |
3-6
6-3 6-4 3-6 6-2 |
| 2018 |
US Open ATP
|
1/16 | John Isner |
7-6
6-7 6-3 7-5 |
| 2018 |
US Open ATP
|
1/32 | John Isner |
6-7
6-4 3-6 7-6 6-4 |
| 2018 |
US Open ATP
|
1/64 | John Isner |
7-6
6-3 6-4 |
| 2018 |
Western & Southern Open
|
1/32 | Sam Querrey |
4-6
7-6 6-7 |
| 2018 |
Rogers Cup
|
1/8 | Karen Khachanov |
7-6
7-6 |
| 2018 |
Rogers Cup
|
1/16 | John Isner |
6-7
2-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
St. Petersburg Open
|
1/16 | Matteo Berrettini |
6-7
6-2 3-6 |
| 2018 |
Winston-Salem Open
|
1/16 | Hyeon Chung |
7-6
6-2 |
| 2018 |
Winston-Salem Open
|
1/32 | Guillermo Garcia-Lopez |
6-7
4-6 |
