'What, for the salad?!' - Roger Federer teases Matteo Berrettini and coaches Italian at Laver Cup changeover

'What, for the salad?!' - Roger Federer teases his Team Europe team-mate Matteo Berrettini and coaches the Italian at a Laver Cup changeover. Stream the 2022 Laver Cup exclusively live on discovery+ and eurosport.co.uk