Prof. Alex Wai, second from left, a vice president with the Hong Kong Polytechnic University prepares to lead a team to look for holed up protesters on the university campus in Hong Kong. Hong Kong's embattled leader Carrie Lam refused to offer any concessions to anti-government protesters despite a local election trouncing, saying Tuesday that she will instead accelerate dialogue and identify ways to address societal grievances. AP Photo

Devastation and despair as Hong Kong campus siege drags on