David Kostin, Goldman Sachs chief US equity strategist, says the group of Magnificent Seven stocks are now the Maleficent Seven and they've been a "real source of pain" in the market this year. Kostin lowered his 2025 year-end S&P 500 price target from 6,500 to 6,200. Kostin speaks about his market outlook and what could lead to a recovery on  with Bloomberg's Matt Miller and Sonali Basak.