The Boston Bombings Have Made Philly Skittish

Boston’s not that far away from Philly, or that different, so of course people are on edge here after Monday’s bombings. This just came across my Twitter feed:

There was this, earlier, presumably because of beefed up transit security. No news has developed otherwise.

And heck, I even got in on the act myself:

Little rule of thumb: Unless police are actively evacuating you from a scene, they may be hanging around … just because.