Cashin says investors 'pruning' portfolios ahead of Alibaba IPO

11:40 AM ET Mon, 15 Sept 2014

CNBC's Mary Thompson and Art Cashin, of UBS, discuss what's likely driving the Nasdaq lower as technology shares slide in advance of Alibaba's public debut. Also Cashin shares his thoughts on the Fed's meeting later this week. It will make or break where we are going in bonds, says Cashin.