AUTO RACING

5:30 p.m.

ESPN2 — NHRA, qualifying for Kansas Nationals, at Topeka, Kan. (same-day tape)

7 p.m.

SPEED — NASCAR, Sprint Cup, Showdown and All-Star Race, at Concord, N.C.

BOXING

9:15 p.m.

SHO — Champion Devon Alexander (24-1-0) vs. Lee Purdy (23-1-0), for IBF welterweight title; welterweights, Lamont Peterson (31-1-1) vs. Lucas Matthysse (33-2-0), at Atlantic City, N.J.

COLLEGE SOFTBALL

3 p.m.

ESPN — NCAA Division I playoffs, regionals, game 3

5:30 p.m.

ESPN — NCAA Division I playoffs, regionals, game 4

8 p.m.

ESPN2 — NCAA Division I playoffs, regionals, game 5

CYCLING

7 p.m.

NBCSN — Tour of California, stage 7, Livermore to Mount Diablo, Calif. (same-day tape)

EXTREME SPORTS

8 p.m.

ESPN2 — X Games, at Barcelona, Spain (same-day tape)

GOLF

1 p.m.

TGC — PGA Tour, Byron Nelson Championship, third round, at Irving, Texas

3 p.m.

CBS — PGA Tour, Byron Nelson Championship, third round, at Irving, Texas

TGC — Web.com Tour, BMW Charity Pro-Am, third round, at Greer, S.C., Greenville, S.C., and Sunset, S.C.

5 p.m.

TGC — LPGA, Mobile Bay Classic, third round, at Mobile, Ala.

HORSE RACING

2:30 p.m.

NBCSN — NTRA, Preakness Stakes undercard, at Baltimore

4:30 p.m.

NBC — NTRA, Preakness Stakes, at Baltimore

MAJOR LEAGUE BASEBALL

3:30 p.m.

FOX — Regional coverage, Cincinnati at Philadelphia, Tampa Bay at Baltimore, or Chicago White Sox at L.A. Angels

7 p.m.

ROOT — Houston at Pittsburgh

8 p.m.

MLB — Regional coverage, Detroit at Texas or San Francisco at Colorado

MEN'S COLLEGE LACROSSE

3 p.m.

ESPN2 — NCAA Division I playoffs, quarterfinal, teams TBD, at College Park, Md.

NBA BASKETBALL

8 p.m.

ESPN — Playoffs, conference semifinals

NHL HOCKEY

1 p.m.

NBC — Playoffs, conference semifinals

9:30 p.m.

NBCSN — Playoffs, conference semifinals

AUTO RACING2 p.m.SPEED — ARCA, Menards 200, at Toledo, Ohio4 p.m.SPEED — Australian V8 Supercars, Austin 400, at Austin, Texas8 p.m.ESPN2 — NHRA, Kansas Nationals, at Topeka, Kan. (same-day tape)COLLEGE SOFTBALL3:30 p.m.ESPN2 — NCAA Division I playoffs, regionals6 p.m.ESPN2 — NCAA Division I playoffsCYCLING1 p.m.NBC — Tour of California, final stage, San Francisco to Santa Rosa, Calif.6:30 p.m.NBCSN — Tour of California, final stage, San Francisco to Santa Rosa, Calif.EXTREME SPORTS10 a.m.ESPN — X Games, at Barcelona, SpainGOLF5 a.m.TGC — European PGA Tour, Volvo World Match Play Championship, semifinal and championship matches, at Kavarna, Bulgaria1 p.m.TGC — PGA Tour, Byron Nelson Championship, final round, at Irving, Texas3 p.m.CBS — PGA Tour, Byron Nelson Championship, final round, at Irving, TexasTGC — Web.com Tour, BMW Charity Pro-Am, final round, at Greer, S.C.5 p.m.TGC — LPGA, Mobile Bay Classic, final round, at Mobile, Ala.MAJOR LEAGUE BASEBALL1:30 p.m.ROOT — Houston at PittsburghTBS — L.A. Dodgers at Atlanta2:10 p.m.WGN — N.Y. Mets at Chicago Cubs8 p.m.ESPN — Detroit at TexasMOTORSPORTS8 a.m.SPEED — MotoGP World Championship, French Grand Prix, at Le Mans, FranceNoonSPEED — MotoGP Moto2, French Grand Prix, at Le Mans, France (same-day tape)NHL HOCKEY3 p.m.NBC — Playoffs, conference semifinals9:30 p.m.NBCSN — Playoffs, conference semifinalsSOCCER10:30 a.m.ESPN2 — Premier League, teams TBA1:10 p.m.ESPN2 — MLS, Los Angeles at New York