Stocks slip as crude oil drops again

The Dow dropping as oil falls again – is the bull market running out of gas? And – critics are loving the iPhone TEN – but there’s one feature users are gonna love, and it could be a difference-maker. Plus – Greta Van Susteren leaving big media – for social media and mobile – she tells us why she’s bullish. Catch The Final Round at 3:55 p.m. with Jen Rogers and Yahoo Finance’s Myles Udland.

Winners and losers

Stocks in the red include IBM as Warren Buffett’s Berkshire Hathaway cut its stake in Big Blue by 32 percent, Accorda Therapeutics as the biotech named suffered a setback with its experimental Alzheimer’s treatment, and Target – shares getting crunched as the big box retailer’s holiday forecast disappointed the street.

Stocks in the green today include CarGurus as the online automotive marketplace beat on earnings, its first report as a public company, Sangamo as Piper Jaffray upgraded the drugmaker from Neutral to ‘overweight,’ with a $19 price target, and Square – shares getting a boost as its giving some users of its Square Cash peer-to-peer payments app the ability to buy and sell bitcoin.

Greta Van Susteren goes ‘mobile’

Earlier I spoke with Greta Van Susteren, author of the new book, “Everything You Need to Know about Social Media: Without Having to Call A Kid,” and her new mobile app.