Class 5A
Regional quarterfinals
Lubbock Monterey (25-9) vs. Amarillo High (32-4), 8 p.m. Tuesday, Rip Griffin Center, Lubbock Christian University
Mansfield Summit (28-4) vs. Mansfield Timberview (19-14), 7 p.m. Tuesday, Mansfield High School
El Paso Parkland (26-8) vs. El Paso Chapin (28-6), 6 p.m. Tuesday, Don Haskins Center, El Paso
Fort Worth Wyatt (19-10) vs. Burleson Centennial (28-7), TBA
Class 4A
Regional quarterfinals
Canyon (29-2) vs. Seminole (26-8), 6:30 p.m. Tuesday, Rip Griffin Center, Lubbock Christian University
Krum (22-10) vs. Wichita Falls Hirschi (18-11), 7:30 p.m. Tuesday, Mineral Wells
El Paso Riverside (17-12) vs. Randall (27-9), 3 p.m. Tuesday, Andrews
Burkburnett (24-9) vs. Lubbock Estacado (23-12), 6 p.m. Tuesday, Abilene High
Class 3A
Regional quarterfinals
Brownfield (16-16) vs. Childress (24-7), 7 p.m. Tuesday, Floydada
Bowie (21-11) vs. Wichita Falls City View (25-6), 6:30 p.m. Tuesday, Olney
Shallowater (24-3) vs. Dimmitt (17-11), 7:30 p.m. Tuesday, Frenship
Vernon (23-9) vs. Brock (24-7), 6:30 p.m. Monday, Graham
Class 2A
Regional quarterfinals
Floydada (34-5) vs. Farwell (27-4), 6 p.m. Tuesday, Dimmitt
Plains (28-6) vs. Reagan County (29-9), 6:30 p.m. Tuesday, Odessa Permian
New Deal (25-8) vs. Gruver (27-9), 6 p.m. Tuesday, Canyon High School
Christoval (22-13) vs. New Home (28-7), 6 p.m. Tuesday, Andrews
Class 1A
Regional quarterfinals
Nazareth (23-8) vs. Texline (30-4), 6 p.m. Monday, Vega
Grady (21-6) vs. Lorenzo (23-11), 6 p.m. Tuesday, Lamesa
Happy (21-9) vs. Silverton (18-9), 7:30 p.m. Tuesday, Canyon
Jayton (26-2) vs. Whiteface (24-6), 6 p.m. Tuesday, Frenship