Tick tock goes the checkout clock

For decades, hotels worldwide have followed the same rule. Check in after two in the afternoon, check out before noon the next day. Most travelers never question it. But some Chinese hotel chains are now tearing up that script, letting guests keep their room for a full twenty-four hours from check-in. Travelers love the idea. Yet for hotels, the reality is more complicated. On the show: Steve, Yushan & Yushun