There was an unusual traffic jam during Tuesday's evening commute in Acton, Massachusetts.
Two horses got loose from a nearby farm and caused a back up on Route 2 near Interstate 495 in Acton just before 6 p.m.
Massachusetts State Police troopers responded to the scene and had to shut down the left lanes in both directions for a short period of time.
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The horses were eventually corralled on the median in nearby Littleton before being led back through the woods where their owner took them back home.