Chinese agents infiltrated the CIA and executed or jailed dozens of American spies. CIA struggling to rebuild its human network in China. US shifting focus to preparing for a possible 'great power' conflict with China and Russia. Hamas's attack on Israel and Russia's invasion of Ukraine have distracted the US. Compromised network in China hampers understanding of China's policies. Lack of human intelligence limits US's capacity to gauge China's advancements. US intelligence community undergoing major strategic shift. Resource allocation crucial for CIA's sustained focus on China. Potential openings in China due to internal dissatisfaction with Xi Jinping's rule.