Robber Scouring Short North

10 TV: Police said on Thursday that a man has committed at least six robberies in the Short North neighborhood since Dec. 28 by holding a knife to his victims' throats… the man has robbed an ice cream parlor, smoothie shop and a neighborhood tavern. Police said that the robber is targeting businesses at all hours. He is described as white with scruffy facial hair. Witnesses said that he wore a black-hooded coat and has the distinctive tattoos…