Barry Bannister, chief equity strategist at Stifel, says "it's a little late to be a bear" as his firm is "playing" a window of opportunity for a rally in equities. He speaks with Lisa Abramowicz on "Bloomberg The Open." Follow Bloomberg for business news & analysis, up-to-the-minute market data, features, profiles and more: http://www.bloomberg.com/ Connect with us on... Twitter: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness/ Instagram: https://www.instagram.com/quicktake/?hl=en