The email account of the U.S. ambassador to China was hacked by Chinese hackers on a mission to attack several American and global targets in recent weeks, including another account at the State Department, according to reports.China-based hackers breached the email account of US Ambassador to China Nicholas Burns as part of a recent targeted intelligence-gathering campaign, three US officials familiar with the matter told CNN.The hackers also accessed the email account of Daniel Kritenbrink, the assistant secretary of State for East Asia, who recently traveled with Secretary of State Antony Blinken to China, the people said.The State Department did...