London. The commanderinchief will sit down with World Leaders at the nato summit after he criticized some Alliance Members for not paying their fair sure. What to expect from the president s meetings overseas. Plus a cyber monday blowout. Shoppers on track to spend 9. 4 billion today following a historymaking black friday but buyers beware, how stores are using some pretty tricky tricks to make you spend more money. Well tell you those tricks. A powerful snow storm is creating travel chaos from coast to coast. We are live at the countrys biggest airport. Ashley of course we have fox team coverage. Deirdre bolton on the floor of the new york stock exchange, Edward Lawrence live at the white house, deirdre, lets go to you first at the nyse. Reporter ashley, the dow down 265 point. Worst fall in seven weeks, selling across the boar. You reference the it at the top, the ism figure contracting for the fourth straight month. Lets call it what it is, a gut punch on read on manufacturing and M