The German is feeling closer to a return to top form every week, but craves a big win.
The Norwegian wants to add risk to his game this week in Madrid.
The World No.4 has had a rough go of it in 2023.
The 2022 Wimbledon finalist has been named as one of John McEnroe's captain's picks.
The World No.1 will have to wait a few weeks to find his match toughness.
The Serb was disappointed with his play on Friday in Banja Luka, but believes that his best tennis is coming.
The pair split surprisingly last fall. Now they are working together again.