Formula One F1 - Mexico City Grand Prix - Autodromo Hermanos Rodriguez, Mexico City, Mexico - October 27, 2024 Ferrari's Carlos Sainz Jr. celebrates after winning the Mexico City Grand Prix REUTERS/Carlos Perez Gallardo/File Photo
LONDON (Reuters) - Ferrari's Carlos Sainz will join Williams for Formula One's post-season test in Abu Dhabi next month, the Spaniard's future employers said on Friday.
Sainz is leaving Ferrari at the end of the year to make way for seven times world champion Lewis Hamilton, arriving from Mercedes.
