"...Here are the reasons:
* There really is no mathematical chance for her to win
* Her campaign is virtually out of money - and it will be difficult
for her to raise significant amounts of money after last night
* Not enough happened last night to give her any hope, so continuing
would only give the appearance of wanting to damage Mr Obama..."
http://news.bbc.co.uk/2/hi/americas/7387919.stm
