The discovery, first reported by Canadian newspaper The Globe and Mail, has raised questions about China's activities in the far north. "This is a part of the world that has not been mapped and understood to the same degree of detail as other latitudes," said Roberto Mazzolin, a senior fellow at the Centre for International Governance Innovation and a former high-ranking official in the Canadian Armed Forces. Chinese officials in Canada have denied these reports, saying they do not interfere in Canadian election or internal affairsEarlier this month, China's suspected surveillance efforts in North America dominated headlines after a Chinese balloon was discovered flying over North America