Large parts of Trafford Park in Manchester have been cordoned off by police after a chemical leak at an industrial estate this evening.
Police have urged residents in the area to stay indoors and to keep windows closed.
Manchester Fire and Rescue services described it as a "major" incident but emergency crews said no one is thought to have been injured.
More top news
World leaders are gathering in Paris for a UN climate change summit aimed at securing a global deal on limiting greenhouse gas emissions
More than 300,000 people have now signed a petition calling for tougher penalties for those who abuse animals.
Two brothers who rescued a bald eagle from a trap managed to take this selfie with the bird before it flew away.