British press blast Mercedes after Brazil: Are the comments fair?

The British press has laid into Mercedes and Toto Wolff after a disastrous performance at the Brazilian Grand Prix. Lewis Hamilton fans are keen to see him fight for a record-breaking eighth World Championship title, but patience is wearing thin after the Brit dropped backwards through the field. Now the British press are defending Hamilton and pointing fingers at his team. Are the comments fair? Have the British press gone overboard? Or is Toto Wolff's position really in doubt?