but certainly once the rains begin, it's a much different animal. >> soon after arriving at the helipadt bowman and the team get an unusual emergency call. >> the dog was in the water. when they gave a location, i realized we could almost see where he was from sitting on top of the helipad. >> rescues from nearby walls and under the bridge are already under way. so far the germany shepherd mix was evading capture. >> a number were involved in the rescue operation but they weren't able to get to the dog for a variety of reasons. we really were the only option. >> within minutes pilot bowman and the team are hovering above the river but they need to work fast. >> the incident commander was telling us they were getting heavy rains at their location, which is only a couple miles away, which means that water is going to be coming to us in fairly short order. >> that's not the only serious risk they are facing. >> the dangers of this mission in particular were the proximity to overhead wires. the dog was fairly close to a power station on the land. >> adding to their concern, the crew didn't