Goldman Sachs Chief US Equity Strategist David Kostin says he's sticking to his 6,800 year-end price target for the S&P 500. He also says the index will reach 7,200 a year from now. Kostin says strong earnings will keep pushing equities higher. He talks about the calls on "Bloomberg Open Interest." -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9