MINNEAPOLIS (WCCO) — An 80-year-old south-central Minnesota man died less than a week after a team of horses pulling a wagon he was operating went out of control.

Officials say Fred Zwart of New London suffered a heart attack during Saturday’s incident in Willmar.

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There were 15 people in the wagon and some of the riders say Zwart did all he could to keep the wagon from rolling over.

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The horses somehow became scared and pulled the wagon into a freestanding basketball pole before the animals were brought under control.

Zwart died yesterday at Hennepin County Medical Center.

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The horse wagon ride was part of a Christmas light celebration that’s also a Salvation Army fundraiser. The display shut down after the incident Saturday night. Operations resumed Sunday evening.