A sand hole collapse in Florida killed a child. Such deaths occur several times a year in the US

((UPDATED: Police updated the ages again, now-girl 7 boy 9)) The collapse of a sand hole that killed a 7-year-old Indiana girl on a Florida beach is an underrecognized danger that kills and injures several children a year around the country. AP's Lisa Dwyer has more. SOUND COURTESY: WSVN ((attribution is in package))