She just posted an update. There weren't any rooms available at the airport hotels and she and her travel companion decided going into the city to stay wouldn't have made sense since they'd only get an hour or two of sleep before they'd need to return to the airport.
Thankfully, she isn't alone.
I was just worried that the economy had turned companies cheap on corporate travel. I couldn't imagine many people would agree to travel for those companies if that was the case.