Trump's impulses help to fuel Wall Street selloff

A trader on the floor of the New York Stock Exchange yesterday. Photo: Drew Angerer / Getty Images

Bloomberg presents this stunning datapoint: "U.S. stocks had their worst April start since 1929."

The big picture: "The president — who frequently touted Wall Street’s rally following his 2016 election victory — was partly blamed for a sharp stock selloff ... that investors believe is likely to continue, deepening cracks in a nine-year-old bull run," per Reuters.