Protesters stay holed up on Hong Kong campus, surrounded by riot police

Fewer than 100 protesters remained holed up in a Hong Kong university on Thursday as riot police encircled the campus, with some activists still desperately searching for ways to escape while others hid.Some protesters told Reuters they where holding out not for a showdown with police, but because they were innocent and looking for an escape route.Many protesters have abandoned their belongings, including gas masks and umbrellas.