A whale capsized a boat off New Hampshire, tossing two overboard.
Dramatic video shows the whale breaching and landing on the boat.
The Coast Guard quickly issued a mayday call.
Good Samaritans rescued the boaters amid chaos.
The Coast Guard confirmed no injuries to the boaters or whale.
Greg Paquette described the harrowing four-second ordeal as surreal.
Teenage brothers Wyatt and Colin Yager captured the incident on video.
They swiftly rescued Paquette and Ryland Kenney from the water.
The whale and boat were both reported uninjured after the rescue.