Mass. police release thermal video

Shot from a police helicopter, the thermal video helped locate the wounded suspect on Friday

Published April 21, 2013 7:15PM (EDT)

Massachusetts State Police released footage of the thermal camera footage authorities used to locate Dzhokhar Tsarnaev in a boat in suburban Watertown, Mass.:


By Alex Halperin

Alex Halperin is news editor at Salon. You can follow him on Twitter @alexhalperin.

MORE FROM Alex Halperin

Related Topics ------------------------------------------

Boston Explosions Dzhokhar Tsarnaev Helicopter Law Enforcement Legal Issues Video Watertown