Sky News: Thousands of protesters are set to mount a huge demonstration against expansion at the UK’s biggest airport. Anger over third runway planIn what organisers hope will be the biggest-ever protest of its kind, the demonstration will be held at Heathrow airport in west London. Support for the event – being called Make A Noise Carnival – is expected from all over the UK. The demonstrators will walk from Hatton Cross to Sipson, the village that will be lost if plans for a …