Robber tosses large rock through River North store window

CHICAGO (WLS) -- Police are investigating a smash-and-grab robbery at a convenience store in Chicago's River North neighborhood.

Someone tossed a large rock through the front window of Tuts Food and Liquor in the 500-block of North LaSalle Drive just before 1 a.m. Wednesday, police said. Shattered glass covered the entrance.

Police said some money was taken. They're checking out security video.

Area Central is investigating. No one is in custody.