"During the shooting, a teacher disarmed the student, and imprisoned her until enforcement took her into custody," Jefferson County sheriff Steve Anderson said at a conference. A girl opened fire at a school within the northwestern US state of Idaho on Thursday, wounding three people before being disarmed by an educator, police said. The unidentified student at Rigby Gymnasium near town was within the sixth grade, meaning she would likely be aged 11 or 12. She "retrieved a handgun from her backpack, fired multiple rounds inside the faculty and out," said Jefferson County sheriff Steve Anderson. Injuries undergone by two students and one employee aren't thought to be life-threatening, he said. "During the shooting, a lecturer disarmed the scholar, and detained her until enforcement took her into custody," added Anderson at a conference. The shooting is being investigated by the FBI furthermore as local enforcement. The US has suffered a spate of mass shootings in recent weeks, including at a FedEx facility in Indianapolis, a building in California, a foodstuff in Colorado, and at several spas in Atlanta. President Joe Biden last month branded US gun violence an "epidemic" and an "international embarrassment" There were quite 43,000 gun-related deaths within the US last year, including suicides, in step with the Gun Violence Archive.