BC-AP Sports Preview Digest

Some of the sports stories The Associated Press is covering Tuesday. A full Sports Digest will be sent about 3 p.m. All times EDT:

- KAZAN, Russia - World records keep falling at swimming's world championships. The latest is by American Katie Ledecky, who lowers her own world record in the 1,500-meter freestyle.

- INDIANAPOLIS - Bill Polian, an NFL power broker who built three franchises into contenders and had the wisdom to draft Peyton Manning, enters the Pro Football Hall of Fame on Saturday.

- FRANKFURT, Germany - Track and field's ruling body says it is ''simply false'' that it failed to follow up on suspicious blood test results involving thousands of athletes over more than a decade.

- PHILADELPHIA - Jimmy Rollins returns to Philadelphia for the first time since the Phillies traded their career hits leader in the offseason. He's hitting just .216 for the first-place Dodgers. Game starts 7:05 p.m.

- The Grand Slam chase is over. Jordan Spieth's season is not. His goal is to treat six big events at the end of the year as if the first part of his amazing season never happened.

- ST. JOSEPH, Mo. - The Kansas City Chiefs have taken on a number of players with off-the-field problems. The moves come amid much concern across the league about character issues.

- INDIANAPOLIS - Frank Gore and Andre Johnson, after more than a decade in the NFL, reunite in Indianapolis to chase a Super Bowl title.

- TAMPA, Fla. - With Jameis Winston throwing the football and Dirk Koetter calling plays, tight end Austin Seferian-Jenkins figures to get plenty of opportunities to flourish in Tampa Bay's offense this season.

- NEW YORK - Three-time beach volleyball gold medalist Kerri Walsh Jennings is recovering from a dislocated right shoulder that could hamper her bid to qualify for next year's Rio Olympics.

- WASHINGTON - Lleyton Hewitt, a two-time major champion and former No. 1, makes a stop at the Citi Open in his final U.S. hard-court swing before retirement.

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