On August 6, according to the “Central News Agency”, recently, the relevant agencies of Arizona prison system said that 517 prisoners in a prison in the state were tested positive for new coronavirus. < / P > < p > it is reported that 517 prisoners in a state prison in Tucson have tested positive for new coronavirus, according to the state agency on August 4. < / P > < p > at present, all confirmed prisoners are being held in another area and have been treated, the Department said. The unit where the confirmed case is located has also been thoroughly cleaned. In many overcrowded prisons across the United States, prison authorities are unable to enforce safe distance regulations, and are faced with a shortage of medical personnel and inadequate personal protective equipment, the report said. More than 100 prisoners in the United States have died of the new coronavirus since the outbreak began. According to the federal prison service, more than 10000 prisoners are positive for the new coronavirus.