Russia’s Chernobyl seizure seen as nuclear risk ‘nightmare’


              Russian trenches and firing positions sit in the highly contaminated soil adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              People pass a monument to Soviet Union founder Vladimir Lenin in Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the shuttered Chernobyl nuclear power plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              Russian trenches and firing positions sit in the highly radioactive Red Forest adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forestedl exclusion zone around the plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              A window of an abandoned house is covered with overgrowth adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              Valerii Semenov, main security engineer at the Chernobyl nuclear power plant, poses for a photo in Kyiv, Ukraine, on Monday, April 18, 2022. When Russian forces invaded and occupied the Chernobyl plant, they dug trenches in one of the world’s most radioactive places. “I was afraid they would install something and damage the system,” Semenov said in an interview. (AP Photo/Evgeniy Maloletka)
            
              Valerii Semenov, main security engineer at the Chernobyl nuclear power plant, poses for a photo in Kyiv, Ukraine, on Monday, April 18, 2022. When Russian forces invaded and occupied the Chernobyl plant, they dug trenches in one of the world’s most radioactive places. “I was afraid they would install something and damage the system,” Semenov said in an interview. (AP Photo/Evgeniy Maloletka)
            
              FILE - A Russian firing position sits near a shelter adjacent to the containment structure covering the damaged reactor at the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky, File)
            
              A state office building near the Chernobyl nuclear power plant is scattered with debris after Russians soldiers hurriedly left in Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              A Russian firing position sits adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested Chernobyl exclusion zone in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              Maxim Shevchuk, the deputy head of the state agency managing the Chernobyl exclusion zone, talks near a building looted by Russian troops adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the shuttered plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)
            
              Trenches and firing positions sit in the highly radioactive soil adjacent to the Chernobyl nuclear power plant near Chernobyl, Ukraine, Saturday, April 16, 2022. Thousands of tanks and troops rumbled into the forested exclusion zone around the shuttered plant in the earliest hours of Russia’s invasion of Ukraine in February, churning up highly contaminated soil from the site of the 1986 accident that was the world's worst nuclear disaster. (AP Photo/Efrem Lukatsky)