Authorities say 42-year-old Officer Michael Latimer and another man were taken into custody for the robbery inside a building on Mace Avenue around 3:50 p.m
They say the suspects were wearing masks and bullet-resistant vests when they held up their victim at gunpoint.
They allegedly stole his watch and a bag of marijuana and fled the scene.
They were quickly caught by police, possibly during a traffic stop.
Latimer is assigned to Transit District 12.
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