Sixers Sign-And-Waive Justin Smith, Patrick McCaw

10:28am: The Sixers have formally confirmed that they signed and then waived both Smith and McCaw. 8:51am: The Sixers are rotating players in and out of the 20th spot on their preseason roster. After signing and waiving guard Mac McClung, the team also signed and waived forward Justin Smith, per NBA.com’s transactions log. Philadelphia subsequently signed veteran swingman Patrick McCaw to fill that 20th slot, per RealGM and the team’s official website. Smith spent his rookie season with the Raptors 905 after going undrafted out of Arkansas in 2021. He averaged 8.5 points and 5.6 rebounds in 29 games (21.7…