Rick Macci believes in Jannik Sinner's Sunshine Double glow up

Yo, gather ‘round! Rick Macci, Serena’s OG coach, just spilled the tea on Jannik Sinner’s shot at the Indian Wells and Miami Open. After some cringe losses to Djokovic and Mensik, Macci’s like, 'Hold up, Sinner’s about to glow up!' He’s ready to bounce back like a tennis superhero. Sunshine Double, here we come! Let’s see that magic, fam!