June 7th Headlines: Pence, Air Quality, Shooting, Ukraine, Crypto

Former Vice President Mike Pence announced his candidacy for the Republican presidential nomination, joining a crowded primary field. New York City briefly topped the list of the world's worst air pollution due to smoke from wildfires in Canada. A gunman opened fire outside a high school graduation ceremony in Richmond, Virginia, killing at least two people. More than 1,400 people have fled their homes after the collapse of the Nova Kakhovka dam in southern Ukraine. The SEC has sued Coinbase for allegedly acting as an unregistered broker, following a similar suit against Binance.