大象传媒

Rajini Vaidyanathan finds out about an unusual service developed in the USA to help people after disasters or a crisis.

HOPE Animal Assisted Crisis Response, or 'comfort dogs' as they are also known, offers support to survivors and rescue services across the states.

The specially trained canines have helped in the aftermath of the 9/11 attacks as well as school shootings, hurricanes, the mudslide in Washington State and are in discussions to see if they can help after this weeks school-stabbings near Pittsburgh.