The San Antonio Spurs have assigned center Boban Marjanovic and guard Ray McCallum to the Austin Spurs of the NBA Development League.  

Marjanovic, 7-3/290, is averaging 1.8 points and 1.5 rebounds in 3.8 minutes in 10 appearances this season, including one start at Denver on 11/27. The Serbian native is in his first year with San Antonio and made his NBA debut vs. Brooklyn on 10/30, registering season-highs of 6 points and 5 rebounds in 5 minutes of play.

McCallum, 6-3/190, is averaging 1.0 points in 4.3 minutes in 10 appearances this season. The former Detroit Mercy Titan is in his third year in the NBA and his first year with the Spurs after spending two seasons with the Sacramento Kings. McCallum holds overall averages of 6.4 points, 2.2 rebounds and 2.5 assists in 19.3 minutes over 123 career contests (40 starts).