Russian marathoner Iskander Yadgarov claims a world record in jeans at the Porto Marathon, finishing in 2:28:29. He averaged 5:40 per mile and was the 11th man to cross the line. Yadgarov previously raced the Berlin Marathon in Crocs, finishing in 2:30:03.

Yadgarov admits he was unprepared for the Porto Marathon, struggling in the second half. Despite the challenges, he claims his time in jeans is a world record. He invites others to challenge his time, hinting at a possible return to Crocs if beaten. Read more racing coverage.

Yadgarov's run in jeans was over eight minutes faster than the previous record set by an American runner. His regular marathon time is 2:14:07, showing the significant impact of his unconventional attire on his performance. Related: Josh Kerr’s Mile World Record Officially Ratified.

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