Force India sure Perez will stay on in 2017

Perez signed a new contract some weeks ago but the sponsorship deals that go hand in hand with it have not yet been finalised. "The key thing is is that the driver contracts are in place, and with Checo there are some quite sophisticated commercial agreements," Fernley told Motorsport.com. "Those have got to be completed, and you can only do that once you've got the driver contracts ... Keep reading