Class 4A
Regional quarterfinals
Dumas (30-6) vs. Randall (20-17)
Game 1: 5 p.m. Thursday, Randall High School
Game 2: 5 p.m. Friday, Dumas High School
Game 3: Noon, Saturday, West Texas High School, if necessary
Krum (32-2-1) vs. Sanger (31-5), at Denton High School
Game 1: 6 p.m. Wednesday
Game 2: 6 p.m. Thursday
Game 3: 6 p.m. Friday, if necessary
West Plains (20-15-2) vs. Pampa (18-12)
Game 1: 5 p.m. Thursday, West Plains High School
Game 2: 5 p.m. Friday, Pampa High School
Game 3: Noon, Saturday, Amarillo High Softball Complex, if necessary
Burkburnett (29-9) vs Snyder (29-3-1), at Abilene Cooper High School
Game 1: 7 p.m. Thursday
Game 2: 7 p.m. Friday
Game 3: 1 p.m. Saturday, if necessary
Class 3A
Regional quarterfinals
River Road (23-9) vs. Lamesa (17-15-1)
One game: 5:30 p.m. Friday, Littlefield High School
Iowa Park (20-24-1) vs. Jacksboro (30-5)
Game 1: 5 p.m. Friday, Bowie High School
Game 2: 30 minutes following Game 1
Game 3: 1 p.m. Saturday, Graham High School, if necessary
Bushland (26-5-1) vs. Shallowater (27-9), at Plainview High School
One game: 6 p.m. Friday
Coahoma (26-0) vs Henrietta (22-13-1)
One game: 6 p.m. Thursday, Abilene Christian University