"Hong Kong’s chief executive Leung Chun-ying said that it was “not acceptable” for Chinese police to operate independently in Hong Kong, but Leung, a Beijing loyalist, said there was “no indication” this was what had happened.
But pro-democracy lawmakers said it appeared likely Lee had been kidnapped by Chinese police, and expressed shock, anger and fear.
If confirmed, lawmakers said, Lee’s abduction would be a serious violation of the 'One Country, Two Systems' principle and the Basic Law framework that has defined Beijing’s relations with Hong since the 1997 handover from British rule."
Worrisome. Is there an official investigation?