Mercedes' search for a replacement for Nico Rosberg has ramped up after the world champions made an approach for Williams' Valtteri Bottas
Watch the video above as Sky Sports News HQ's Craig Slater reports from outside Mercedes' Brackley HQ to provide the latest updates on the negotiations and what the key elements to any deal are likely to be be.
Craig also reports on the prospect of Mercedes technical chief Paddy Lowe moving in the opposite direction, with the world champions understood to have lined up James Allison as a replacement.