Charles Rex ArbogastPhoto by Jonathan Bachman/Getty Images The NBA's 2021-22 free-agent period began on Monday with an explosion of agreements. Nearly all deals won't be official until August 6, after the NBA's annual moratorium. The league's salary cap came in where it was expected to be at $112.414 million, with the luxury tax at $136.606 million. What are the biggest deals from Day 1 and how do they grade out from the team's perspective? We've got you covered below and will be adding more deals and grades throughout the night. Chicago Bulls Sign-and-Trade for Lonzo Ball Four Years, $85 million, via Shams Charania of The Athletic