Sports calendar: May 25

<p>MAIN EVENTS</p>
<p>ON TV</p>
<p>Today</p>
<p>Auto racing</p>
<p>IndyCar, Indianapolis 500, Carb Day, practice, 11 a.m. (NBCSN)</p>
<p>IndyCar, Indy Lights Series, Freedom 100, 12:30 p.m. (NBCSN)</p>
<p>IndyCar, Indianapolis 500, Carb Day, pit stop challenge, 1:30 p.m. (NBCSN)</p>
<p>College softball</p>
<p>NCAA Super Regionals, Game 1, Oklahoma vs. Arkansas, 5 p.m. (ESPN2)</p>
<p>NCAA Super Regionals, Game 1, Georgia vs. Tennessee, 5 p.m. (ESPNU)</p>
<p>NCAA Super Regionals, Game 2, Florida vs. Texas A&amp;M, 7 p.m. (ESPN2)</p>
<p>NCAA Super Regionals, Game 1, Florida St. vs. LSU, 7 p.m. (ESPNU)</p>
<p>NCAA Super Regionals, Game 2, UCLA vs. Arizona, 9 p.m. (ESPN2)</p>
<p>NCAA Super Regionals, Game 1, Washington vs. Alabama, 9 p.m. (ESPNU)</p>
<p>NCAA Super Regionals, Game 2, Oregon vs. Kentucky, 11 p.m. (ESPN2)</p>
<p>NCAA Super Regionals, Game 1, Arizona St. vs. South Carolina, 11 p.m. (ESPNU)</p>
<p>Golf</p>
<p>European PGA Tour, BMW PGA Championship, second round, 5 a.m. (Golf Channel)</p>
<p>Champions Tour, Senior PGA Championship, second round, 1 p.m. (Golf Channel)</p>
<p>Fort Worth Invitational, second round, 4 p.m. (Golf Channel)</p>
<p>MLB</p>
<p>Giants at Cubs, 2 p.m. (MLB)</p>
<p>Angels at Yankees or Astros at Indians, 7 p.m. (MLB)</p>
<p>Reds at Rockies, 8:30 p.m. (Fox Sports Indiana)</p>
<p>NBA Playoffs</p>
<p>Eastern Conference finals, Game 6, Celtics at Cavaliers, 8:30 p.m. (ESPN)</p>
<p>Track and field</p>
<p>IAAF Diamond League, Prefontaine Classic, 10:30 p.m. (NBCSN)</p>
<p>SPECTATOR SPORTS</p>
<p>Today</p>
<p>Softball</p>
<p>Class A Edinburgh Sectional</p>
<p>Greenwood Christian vs. Edinburgh, 5:30 p.m.</p>