Williams signed a deal with the Wizards on Friday, according to NBA reporter Chris Haynes.
Watkins (knee) didn't play in Saturday's 91-83 Summer League win over the Hawks.
Beekman registered 13 points (5-10 FG, 1-3 3Pt, 1-1 FT), six rebounds, 14 assists and one steal over 31 minutes in Saturday's 91-83 Las Vegas Summer League win over the Hawks.
Okpara posted 12 points (6-13 FG, 0-1 3Pt), eight rebounds, two assists and one block across 27 minutes in Saturday's 91-83 Summer League win over the Hawks.
Dadiet tallied 19 points (7-15 FG, 1-5 3Pt, 3-5 FT), five rebounds, one assist and one steal across 23 minutes during Friday's 110-88 Las Vegas Summer League loss to the Mavericks.
Robbins recorded 14 points (5-8 FG, 2-2 FT), four rebounds and one block over 20 minutes during Friday's 110-88 Summer League loss to Dallas.
Diawara (finger) didn't play in Friday's 110-88 Summer League loss to the Mavericks.
Robbins finished with 13 points (5-9 FG, 1-4 3Pt, 1-1 FT), nine rebounds, two assists and four blocks over 20 minutes in Thursday's 87-77 Summer League loss to Golden State.
Akins finished with 21 points (9-20 FG, 3-8 3Pt), two rebounds and one assist over 24 minutes in Thursday's 87-77 Summer League loss to the Warriors.
Diawara (finger) is out for Thursday's Summer League game against Golden State, James L. Edwards III of The Athletic reports.
