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Welcome to the Chicago Athlete Express. Enjoy the read. Remember, at Chicago Athlete . . . we are . . . who you are . . . Chicago Athlete.

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THE SCOOP:
The LaSalle Bank Shamrock Shuffle is ready to usher in the running season in Chicago on Sunday morning. As of Tuesday afternoon, 13,650 people were signed up for the 24th annual 8K race, and 1,090 were registered for the 5K walk. There will be quite a few more signups today and tomorrow and at the Expo Friday and Saturday at the Chicago Hilton and Towers, 720 S. Michigan.

Top contenders are Australian Shaun Creighton and Collette Liss, who both will be seeking to win a third Shamrock championship. Liss, of Indianapolis, will fly to the World Cross Country Championships in Switzerland after her Chicago run. The men's field also includes Rod DeHaven and some of the top competitors from the Hansons team in Michigan. Leading women include Jenny Crain and Jenelle Deatherage. For more information, call 312-904-9814, or check out www.shamrockshuffle.com

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THE BIKE SHOW:
We told you about the show on Tuesday morning, but offer you this one last reminder. The Subaru Chicago Bike Show and Family Fitness Expo has something for everyone! The cycling extravaganza will be in Festival Hall A at Navy Pier from noon-8 p.m. on Friday, 10 a.m.- 8 p.m. on Saturday and 10 a.m.-5 p.m. on Sunday. Be there! Please check out: www.chicagobikeshow.com

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THE NEWS: 1972 Olympic Marathon champion Frank Shorter will appear at the New Balance/Fleet Feet booth at the Expo from 5-6 p.m. on Friday, and from 11 a.m.-1 p.m. on Saturday. He also will appear at Fleet Feet's Piper's Alley store, 210 W. North Ave., from 2-3 p.m. on Saturday. Photos with Frank will be offered. You can pick them up after March 28 at the Piper's Alley store. For more information, check out: www.fleetfeetchicago.com

Bicycles and the Law, a discussion on how Illinois and Chicago laws affect cyclists, is scheduled for 6 p.m. Monday, March 24 at the Chicagoland Bicycle Federation office, 650 S. Clark, Suite 300, Chicago. Three experienced Illinois attorneys will be present to explain the law. For more information, check out: www.chibikefed.org

The Dairyland Half-Ironman Triathlon on July 27 in Racine, WI, has increased its field limit to 1,250 from 1,000, and is very close to filling. The Galena Triathlon and Duathlon races on May 17 are closed. For the multisport schedule, go to: www.chicagoaa.com/calendar/smu.html

RunBig Chicago, the local organization for Clydesdales, has announced formation of two new weight-division racing circuits. One will be for running events and the other for multisport races. For more information, check out: www.runbig.org/circuit

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THE RESULTS:
Running, an indoor cycling time trial and indoor triathlons were contested over the weekend. For the story on the March Madness Half-Marathon, go to: www.chicagoaa.com/news/marchmadness03final .html

For weekend results, go to: www.chicagoaa.com/results/searchable.html