Westbrook closed with 12 points (5-12 FG, 1-4 3Pt, 1-2 FT), 14 assists, 10 rebounds, two steals and one block over 32 minutes during Tuesday's 122-110 victory over the Grizzlies.
Williams (foot) has already been ruled out for Wednesday's game against Milwaukee and will also miss Chicago's back-to-back set Friday versus Atlanta and Saturday versus Memphis, K.C. Johnson of NBC Sports Chicago reports.