Class 5A
Regional quarterfinals
Lubbock Monterey (30-3) vs. Amarillo High (32-4), 6 p.m. Tuesday, Littlefield
Mansfield Timberview (34-3) vs. Justin Northwest (23-12), 6 p.m. Tuesday, Arlington Athletic Center
Tascosa (26-5) vs. Lubbock-Cooper (27-6), 8 p.m. Tuesday, Hutcherson Center, Wayland Baptist University, Plainview
Colleyville (18-14) vs. Fort Worth Brewer (28-3), 6:30 p.m. Tuesday, Mansfield Lake Ridge HS
Class 4A
Regional quarterfinals
Canyon (28-3) vs. Seminole (29-7), 6 p.m. Tuesday, Rip Griffin Center, Lubbock Christian University
Lubbock Estacado (23-11) vs. Stephenville (31-4), 7:30 p.m. Tuesday, Clyde HS
El Paso Riverside (26-5) vs. Randall (26-9), 3:30 p.m. Tuesday, Andrews
Glen Rose (36-1) vs. Levelland (32-3), 6:30 p.m. Tuesday, Abilene High
Class 3A
Regional quarterfinals
Shallowater (26-10) vs. Childress (25-9), 6 p.m. Monday, Joe Lombard Gymnasium, Canyon
Peaster (29-5) vs. Holliday (29-3), 6 p.m. Monday, Graham HS
Idalou (24-12) vs. Bushland (28-8), 7:30 p.m. Monday, Randall HS
Jim Ned (33-1) vs. Ballinger (22-12), 8 p.m. Monday, Ballinger
Class 2A
Regional quarterfinals
Stratford (23-10) vs. Panhandle (27-7), 6 p.m. Tuesday, Caprock Activity Center
Sundown (25-8) vs. Ropes (26-8), 6 p.m. Tuesday, Brownfield
Farwell (29-6) vs. Gruver (26-5), 7:30 p.m. Tuesday, Amarillo High
Christoval (22-12) vs. New Home (29-4), 6 p.m. Stanton
Class 1A
Regional quarterfinals
Nazareth (26-9) vs. Valley (24-9), 6 p.m. Tuesday, Hutcherson Center, Wayland Baptist University, Plainview
Sands (27-6) vs. Whiteface (27-4), 7:30 p.m. Tuesday, Rip Griffin Center, Lubbock Christian University
Claude (21-10) vs. McLean (25-7), 7:30 p.m. Tuesday, Pampa
Borden County (30-5) vs. Klondike (22-3), 6 p.m. Post
TAPPS Class 3A
State semifinals
San Jacinto Christian Academy (29-5) vs. Lubbock Christian (28-9), 8 p.m. Wednesday, Waco