joining us right now to help make sense of the signals from yellen and company is david bianco. he is deutsche bank's chief equity strategist. bill lee and, gentlemen, welcome to both of you. >> thank you. >> david, first of all, what happened yesterday? this was the biggest drop in over a month for the dow, the s&p and the nasdaq. >> we've seen long treasury yields move up just a little bit. there's tension in the equity markets over what's going to happen to interest rates. >> we're talking about finally pushing to above 3.5%. >> precisely. the big news of 20 sh is how low interest rates are with the confirmation of the ability for long-term yields to stay low. still, there's unresolved business about when is the fed going to start talking about or onlying the stronger data or changing way it guides markets. so in the next week, we could have some change about a considerable period until they hike rates. i think they will be hiking rates around the second quarter of next year. and i would argue that's an important thing to happen. in order for long-term yields to stay rel ative