surside, florida. a trench was cut through the rubble. 20 feet wide and 40 feet deep. playing a key role in the delicate process at the champlain towers south. our search dogs specially trained k-9s trained to help in earthquakes, hurricanes mud slides and building collapses. i m joined now by the national disaster search dog foundation. with him is his dog rocket. mike, thank you for joining us and thanks for what you and others are doing. we know search dogs are being used here in surfside. walk us through what dogs and handlers do in a delicate mission like this. yeah. thanks for having us, wolf. first and foremost, on behalf of the national disaster search dog foundation, our hearts go out to the victims and families. these k-9s play a pivotal role in searching for victims.