Ronald Tillery of the Commercial Appeal initially reported the deals.
Per Tillery, McCallum will be in uniform for Saturday night's game against the Atlanta Hawks, but it is unclear whether Stepheson will join the team in time.
McCallum has been in the league for three years, most recently with the San Antonio Spurs in 2015-16, during which he appeared in 31 games as a reserve. He averaged just 8.3 minutes per game and put up just over two points per game.
The Spurs waived him toward the end of February to make room for the newly acquired Andre Miller.
The Grizzlies are in desperate need of some depth at the guard position after the team waived Mario Chalmers due to a season-ending Achilles injury and Achilles tendinitis sidelined Mike Conley. The team announced on Saturday that Conley will be re-evalu ...
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Article written by Joe Pantorno