by Elizabeth LAW Agence France-Presse An explosion and fire near a chemical factory left at least 22 people dead and 22 others injured on Wednesday in a northern China city that will host the 2022 Winter Olympics, authorities said. The charred and smoking remains of trucks and cars were scattered on a road as firefighters worked at the scene, according to images posted by state media on social media. The incident near Hebei Shenghua Chemical […]