Hong Kong airport on alert ahead of fresh wave of protests

Former deputy police commissioner Alan Lau Yip-shing has been appointed to help handle large-scale public order events and steer operations, including activities to mark the 70th anniversary of the founding of the People's Republic of China on Oct 1, the HKSAR government said in a statement.

Lau joined the police as inspector in 1984 and was promoted to senior assistant commissioner in 2013. Between 2000 and 2003, he was seconded to the Airport Authority to oversee aviation security services.