Bernie Collins has sent a ‘massive’ warning to Lewis Hamilton as he prepares to join Ferrari next year. The Scuderia confirmed in February that seven-time world champion Hamilton would race in their colours in 2025. But speaking on the The Fast and the Curious Podcast, Sky Sports F1 pundit Collins told him that it wasn’t going to be an easy ride. The former McLaren driver is due to replace Carlos Sainz at the Prancing Horse and race alongside Charles Leclerc. But while Sainz won the Australian Grand Prix last time out, Hamilton has failed to finish any of the opening three races in the top six…