Vistamar at #3 St. Lucy’s St. Pius X-St. Matthias Academy at #14 Thousand Oaks Hillcrest Christian #11 Flintridge Prep at Garden Grove Santiago, 5 p.m. Savanna at Cate, 6 p.m. #8 Palmdale Aerospace Academy at #9 Paloma Valley, 5 p.m.

The UIL boys basketball playoffs begin with bi-district games Monday and Tuesday. Here is a preview. To see the matchups and schedule for the first round, go here. Top Storylines 6A Division I is loaded It’s a new dawn for boys basketball in Texas with the UIL launching its new split-division postseason format that will crown two state champions in each classification.

Playoff scores from the CIF Southern Section's opening round Wednesday, including notable stats and notes from the top divisions.