The week's best photojournalism

In some of the week's most eye-catching images, a sled dog goes all out, an active volcano bubbles, and more

A sled dog competes.
Lauren Hansen

Lauren Hansen produces The Week’s podcasts and videos and edits the photo blog, Captured. She also manages the production of the magazine's iPad app. A graduate of Kenyon College and Northwestern University, she previously worked at the BBC and Frontline. She knows a thing or two about pretty pictures and cute puppies, both of which she tweets about @mylaurenhansen.