LYTTON, Iowa | Three people were taken to hospitals in serious condition Tuesday after an explosion at a protein processing plant in Lytton, authorities said.
The incident occurred about 5:50 p.m. at Proliant, 101 Main St., the Sac County Sheriff's Office said in a release.
Two people were taken to Loring Hospital in Sac City, Iowa. A third patient, who was first taken to Stewart Memorial Hospital in Lake City, Iowa, was later transferred to an Omaha hospital.
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Authorities said the three were involved in welding in a storage tank when the explosion occurred. Their names were not immediately released.
The State Fire Marshal's Office and emergency personnel from Lytton, Sac City, Rockwell City and Lake City assisted with the incident.
Lytton is about 83 miles east of Sioux City.