Dozens of firefighters are battling a huge factory blaze that has sparked a 'major toxic incident' in the Midlands today. Images show towering plumes of thick black smoke and explosions around the building, with the inferno visible from miles away. One local reported seeing the smoke from the market town of Shifnal, 13 miles from Wolverhampton. Residents have been advised to stay indoors, while drivers have been warned to avoid the area while emergency services continue to bring the fire under c