Stocks climb as investors prep for Santa Claus rally

Stocks (^DJI^GSPC, ^IXIC) continue to climb as this shortened holiday trading week progresses.  All the sectors are in the green, with technology (XLK) leading the pack. Alan Valdes, director of floor operations at Silverbear Capital, joins us live from the floor of the New York Stock Exchange to talk markets. To discuss the other big stories of the day, Alexis Christoforous is joined by Rick Newman and Justine Underhill. Alexis also interviews Yahoo Finance tech critic David Pogue about the new Sonos One speaker with built in Amazon Alexa.