US Staffer in China Suffers From Brain Injury After Mysterious ‘Sound’ Incident

The US flag is seen ahead of a welcome ceremony with US President Donald Trump and Chinese President Xi Jinping outside the Great Hall of the People in Beijing on Nov. 9, 2017. Photo credit should read NICOLAS ASFOURI/AFP/Getty Images

A US government employee in China reported experiencing a mysterious and “abnormal” sound that caused him to suffer from a mild traumatic brain injury (MTBI).

A Wednesday, May 23, health warning emailed to American citizens from the consulate in Guangzhou, noted that the sensations the employee felt were “subtle and vague.”