Kamala Harris trip delayed due to Havana syndrome

US Vice President Kamala Harris Vietnam flight delayed by several hours due to anomalous health incident having similarities to so called Havana Syndrome , reports said.

The mysterious syndrome first affected people among US and Canadian embassies in Havana in 2016 and 2017. It is said to be that directed microwave radiation. Ms Harris was in Singapore before his visit to vietnam at the time of incident in Hanoi. It is not clear who was affected this syndrome.