Why Mercedes has to pursue Ricciardo

Mercedes has Lewis Hamilton and Valtteri Bottas out of contract, Daniel Ricciardo is yet to re-sign for Red Bull and Ferrari has not given Kimi Raikkonen a new deal yet - so four of the top six F1 drives are technically available. What would you do if you were running each of those teams - and what do you think they will actually do?Miguel Lopez, via emailKeeping Lewis Hamilton ... Keep reading