 Shootings and other violence during the extended Fourth of July weekend have left at least 33 people dead and injured dozens more nationwide. In Chicago alone, police say at least 11 people have been killed and 55 have been wounded so far. Chicago Mayor Brandon Johnson says the city is in a state of grief. On Wall Street, the Dow buys 67 points, the Nasdaq grows 164, the S&P 500 advanced 30.