'Underground' pics bring together N.Y., Mexico City

Next time you hop on a crowded subway, remember not only to keep your cool, but also your smile — Aaron Alamo Fernández might be taking a picture.
The 37-year-old Mexico City native has been taking snapshots of unsuspecting straphangers ever since he moved here two years ago, and he says people hardly notice.
“I shoot from the hip,” says Alamo Fernández, patting his rather large Leica camera holstered to his right leg.

Check it out here.