UPDATED 9:22 p.m. CST:
The injured count is up to 77 and a 29-year-old man is dead after a chemical explosion in Geismar, La. Thursday.
300 people were evacuated from the Williams Olefins plant, which produces over a billion pounds of propylene and ethylene a year for use in the production of other chemical and plastic products. It was propylene that caught fire after the explosion. Ten workers stayed behind to monitor a burn-off.