because here when you get this shot at the top, you can see sean in the rocks at the top and a.j. lower everything is cool, everyone is hanging out. do you notice what's going on? slowly pressure is building and building. this is the moment a flash flood hits this waterfall. >> oh my gosh! >> sean is trapped in the middle of the rock. >> it's going to take him, too strong. >> it absolutely does. as the drone twists is he swept over. don't worry, you will see his head pop up in the water but don't forget, a.j. is still there on the side of it. he jumps into the water and pushes him over to the right-hand side. at this point, everybody has just gone scrambling for cover and renee isn't really controlling the drone. she's just trying to keep it up in the air and out of the way just to get there, they crossed a six foot wide knee high slow moving stream but as you can see it's just like we're looking at footage from mass floods in india or something. they were able to put out a 911 call to describe to the guys where they were. helicopter was sent out and towards the end as she finally gets

because here when you get this shot at the top, you can see sean in the rocks at the top and a.j. lower down, everything is cool, everyone is hanging out. do you notice what's going on? slowly pressure is building and building. this is the moment a flash flood hits this waterfall. >> oh my gosh! >> sean is trapped in the middle of the rock. strong. >> it absolutely does. as the drone twists is he swept over. don't worry, you will see his head pop up in the water but don't forget, a.j. is still there on the side of it. he jumps into the water and right-hand side. at this point, everybody has just gone scrambling for cover and renee isn't really controlling the drone. she's just trying to keep it up in the air and out of the way just to get there, they crossed a six foot wide knee high slow moving stream but as you can see it's just like we're looking at footage from mass floods in india or something. they were able to put out a 911 call to describe to the guys where they were. helicopter was sent out and towards the end as she finally gets the drone down and grabs it out of the air, abso