Mercedes protege Andrea Kimi Antonelli, a contender to replace Ferrari-bound Lewis Hamilton next season, completed his first F1 test with the team in Austria on Wednesday.
England bowler Jofra Archer admits he may not be able to cope with any fresh injury problems, revealing "I don't know if I have another stop-start year in me".
Coco Gauff is full of optimism heading into the clay-court season as she targets a first French Open crown but the American said her immediate focus was on ending her trophy drought.