Shares teeter; US-China tensions in focus; four directors exit Opthea; Soul Patts, Brickworks to merge; Perenti’s $1.1b ...

Carlos Alcaraz faces a tricky test as he continues the defence of his French Open crown with a fourth-round meeting with Ben ...

Elina Svitolina saved three match points to eliminate last year's runner-up Jasmine Paolini and book her place in the quarter ...

As Alex de Minaur and Casper Ruud speak about burnout, is there too much tennis in the calendar - and what are the solutions?