Cashin: IBM... isolated case or earnings omen?

11:40 AM ET Mon, 20 Oct 2014

CNBC's Bob Pisani and Art Cashin, of UBS, discuss whether "Big Blue's" earnings miss was a one-off or sign of things to come in techland. Also Cashin warns investors to keep an eye on oil. If it dips below $80 it could put pressure on the markets, says Cashin.