Officials said these surveillance balloons have been partially operated by the PLA (People’s Liberation Army) air force and have been spotted over five continents, the report said. The report quoted a senior defense official as saying, “These balloons are part of the PRC (People’s Republic of China) fleet of balloons, which have been developed to conduct surveillance operations, which have also violated the sovereignty of other countries.” Have done.” Reports say at least four balloons have been spotted in Hawaii, Florida, Hawaii, Texas and Guam in addition to the one tracked last week.