Anirudh Sharma remembers the air pollution growing up in India — he just didn't remember it being so bad.

When he took a trip home in 2013, while on break as a student at MIT's Media Lab, the difference in air quality between India and Boston couldn't have been starker.

A street in New Delhi in 2013. Photo by Prakash Singh/AFP/Getty Images.

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Heroes

Beth Cutlip, co-owner of Baltimore's Southside Tattoo parlor, was working one day when a man walked in with some unmistakeable ink.

A gang member in Los Angeles. Photo by Kevork Djansezian/Getty Images.

The man's face was covered in gang tattoos, Cutlip says, and he was there to have them covered up. He got them as a teenager while running with a rough crowd, but he was a grown man now. Married. Kids. Trying to make an honest career as an electrician.

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