Class 5A
Regional quarterfinals
Amarillo High (31-4) vs. El Paso Andress, 4:30 p.m. Tuesday, Midland Legacy High School
Mansfield Summitt (26-8) vs. Denton Ryan (22-9), TBA
Palo Duro (24-6) vs. El Paso Chapin (32-4), 6:30 p.m. Tuesday, Midland Legacy High School
Colleyville Heritage (28-6) vs. Fort Worth Brewer (30-5), 7 p.m. Tuesday, Burleson High School
Class 4A
Regional quarterfinals
Hereford (21-10) vs Randall (31-3), 6 p.m. Tuesday, First United Bank Center, Canyon
Krum (33-3) vs. Wichita Falls Hirschi (16-10), 6 p.m. Tuesday, Bowie High School
Canyon (21-10) vs West Plains (25-8), 7:30 p.m. Tuesday, First United Bank Center, Canyon
Glen Rose (21-13) vs. Decatur (24-11), 7 p.m. Monday, Weatherford High School
Class 3A
Regional quarterfinals
Childress (26-8) vs. Idalou (23-10), 7 p.m. Monday, Floydada High School
Jim Ned (27-8) vs. Holliday (31-2), 6:30 p.m. Tuesday, Haskell High School
Canadian (17-3) vs. Shallowater (28-2), 6:30 p.m. Tuesday, Amarillo High Activity Center
Wichita Falls City View (20-10) vs. Peaster (23-11), 7:30 p.m. Tuesday, Bridgeport High School
Class 2A
Regional quarterfinals
Farwell (25-9) vs. Floydada (26-8), 6 p.m. Tuesday, Rip Griffin Center, Lubbock Christian University
New Home (19-7) vs. Reagan County (28-6), 6:30 p.m. Tuesday, Howard College, Big Spring
Clarendon (16-4) vs. Olton (21-10), 6 p.m. Tuesday, Caprock Activity Center
Anthony (23-8) vs. Plains (32-3), 6 p.m. Tuesday, Artesia, N.M. High School
Class 1A
Regional quarterfinals
Nazareth (18-11) vs. Texline (29-5), 7 p.m. Monday, Amarillo High Activity Center
Klondike (16-14) vs. Whitharral (23-5), 7:30 p.m. Tuesday, Frenship High School
Wildorado (29-5) vs. Miami (26-4), 6:30 p.m. Tuesday, Tascosa High School
Morton (15-6) vs Jayton (33-3), 6 p.m. Tuesday, Frenship High School