Glenbrook South...

...will play at Niles West tonight and No. 13 Loyola will host Fenwick on Saturday.

In other games,

No. 1 Wheaton Warrenville South will be at West Chicago;
No. 3 St. Rita at Providence;
No. 5 Carmel at Marian Catholic;
No. 7 Joliet Catholic vs. St. Patrick at Hanson;
No. 8 Stevenson at Zion-Benton;
Brother Rice vs. No. 16 Mount Carmel at Gately;
Waukegan at Maine South;
Evanston at New Trier;
Nazareth vs. Benet at Benedictine;
Conant at Schaumburg;
Minooka at Plainfield North;
Lockport at Homewood-Flossmoor;
Aurora Christian at Montini; and
Notre Dame at Glenbard South.