M50-54: Spallanzani dominates Chicago's half marathon with a 1:16:11

• Carlos Spallanzani won the M50-54 group in 1:16:11 (5:49/mi), finishing more than 3½ minutes clear of runner-up Trent Fifield.
• Trent Fifield ran the strongest second half in the top two, climbing from 132nd to 87th among men on his way to a 1:19:43 silver.
• Places 3 through 5 were separated by just 2:34 — Gabino Ramirez (1:23:33), Ryan Kwiecinski (1:24:46), and Andrew Mitchell (1:25:20) each within striking distance of one another.
• 266 men finished in M50-54, making it a deep and competitive age group on a cool, clear Chicago morning.

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Carlos Spallanzani of Leon, Guatemala, turned Chicago's half marathon into a personal showcase. Running at 5:49 per mile, he was already threading through the men's field by the 8K mark — moving from 63rd to 62nd among men — and kept climbing steadily all the way to 54th by the finish. His 8K→10K split was the 55th-fastest among men on that segment, a sign he was pushing the pace precisely when others were beginning to settle. The margin he built — 3 minutes and 32 seconds over second place — was not a photo finish; it was a controlled demolition.

Trent Fifield of St. Charles, IL, ran the most visibly progressive race of anyone in the top five. He entered the final segment (15K to the finish) ranked 100th among men and closed to 87th — the biggest late surge in the group — to secure second in 1:19:43. That 15K→finish split ranked 65th among men, a strong close on a course that had already done its damage to many legs.

The battle for the rest of the podium was genuinely tight. Gabino Ramirez, a Chicago local, held third in 1:23:33 after running a measured race that saw him track closely between 149th and 153rd among men through the middle miles. Ryan Kwiecinski (Chesterton, IN) and Andrew Mitchell (Oak Park, IL) finished fourth and fifth within 34 seconds of each other, both working hard to the line — Mitchell's second-half split ranked 190th among men, reflecting a field that was still grinding it out well into the back half.

With 266 finishers in M50-54 and a comfortable 60°F day in Chicago, conditions were about as good as the calendar allows. Spallanzani made the most of them.