Troopers: Pedestrian struck and killed on Thruway near Rochester

State Police say that a pedestrian was struck-and-killed on the Thruway between exits 45 and 46.

That pedestrian was identified as 24-year-old Lucas Petrison, of Pittsford. The driver of the tractor-trailer, who reported it to authorities at the next exit, was identified as 52-year-old Keith Siegard, of Ithaca.

Police say he was operating his tractor-trailer westbound in the right lane when the pedestrian stepped into the lane and was struck.

Petrison was not with any vehicle at the time of the accident. Troopers say that he was pronounced dead at the scene.

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