Singer-songwriter Kevin Tsui Ka-ho really loves Hong Kong - he's written songs called Tai Po, Sham Shui Po and Kowloon City - but there's another reason why he can't travel as much as he'd like to.

The Hong Kong Arts Center cited a public safety clause in cancelling Denise Ho’s venue reservations for her concerts, according to a statement posted Wednesday by the singer’s company Goomusic ...