A Michigan man was rescued Wednesday after he fell into a corn storage silo in Isabella County, officials said. The Mt. Pleasant Fire Department responded to a request for technical rescue in a grain bin entrapment in northeastern Isabella County at around 7:31 a.m. Wednesday. The fire department arrived to assist the Isabella Northeast Fire Department and Mobile Medical Response in the rescue. Firefighters entered the corn silo, removed corn from around the victim, and installed a shoring container. It took around three hours to extricate the victim, the fire department said. The victim was p…