The U.S. Adds 943,000 Jobs in July -- President Biden's Labor Secretary Joins the Program "First on CNBC." Plus: Stocks Hit a New Record High, Robinhood's Wild Ride Gets Wilder, DraftKings' CEO on Earnings and Sports Betting, and the Countdown to David's Final Episode As Guest Host of "Jeopardy!"

Squawk on the Street - The U.S. Adds 943,000 Jobs in July -- President Biden's Labor Secretary Joins the Program "First on CNBC." Plus: Stocks Hit a New Record High, Robinhood's Wild Ride Gets Wilder, DraftKings' CEO on Earnings and Sports Betting, and the Countdown to David's Final Episode As Guest Host of "Jeopardy!"