
The mother of a six-year-old Colorado boy thought to have been on board a runaway homemade helium balloon has reportedly admitted to investigators the whole thing was a hoax.Court papers suggest Mayumi Heene told police she and her husband knew all along that their son, Falcon, was hiding in their house.The BBC's Rajesh Mirchandani in Los Angeles explains why the original story had US viewers glued to their screens.











