The week's best photojournalism

In some of the week's most eye-catching images, a volcano spews lava, Carnival revelers get messy, and more

Ash Monday flour war.
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.