1sl Ld: Explosion rocks Wisconsin oil refinery, multiple casualties reported

CHICAGO, April 26 (Xinhua) -- An explosion broke out at an oil refinery in the U.S. state of Wisconsin on Thursday, which resulted in multiple casualties, according to local media.

The explosion was reported at 10:06 a.m. at the Husky Refinery, which is the former Calumet oil refinery.

Authorities in Superior described the situation as an "evolving scene" in a news release. An initial news release from the Superior Fire Department reported at least 20 "casualties," but an updated release from Fire Chief Steve Panger said "at least 6 transported - no report on severity of injuries."

According to local media, about 180 people work at the refinery, which provides the area with gasoline, asphalt and other specialty petroleum products. Enditem