NEW : Falcon Heene says ` ` we did this for the money , '' authorities say is genuine . Falcon Heene 's dad says son hid in attic because he had yelled at him . Sibling said boy untethered balloon and climbed in , but no one was allowed aboard . Police launched ground and air searches for boy after balloon landed .
NEW : Falcon Heene says `` we did this for the show , '' authorities say case genuine . Falcon Heene 's dad says son hid in attic because he had yelled at him . Sibling said boy untethered balloon and climbed in , but no one was found aboard . Authorities launched ground and air searches for boy after balloon landed .