Police activity?

Got a couple of inquiries about multiple sheriff cars and the copper chopper active last night, around 11 p.m. at Glenrose and Cosby (State & Lake blog  reports multiple cars with lights on turning down Woodbury last night, in what's probably the same incident).  Just called the desk sergeant at the sheriff's station, and he can't find anything significant on the log.  We'll keep trying, but we had six cop cars and a chopper for "kids with toy gun" in my neighborhood this week, so anything's possible ...