here's a rundown on some of the stories we're working on. a family rushes to safety before a tornado trashes their home. but they couldn't grab the dog in time. but don't worry, the story does have a happy ending. we're going to talk live with heart surgeon and talk show host dr. oz. and, at 12:35 eastern we're going to challenge this year's national geography bee winner. and authorities responding to the growing frustration over the number of people who are still missing from the tornado that hit joplin, missouri. within the past hour, public safety officials released a dramatically new figure. authorities say that it was 232 people who are missing, and that's based on actual missing persons reports that have been filed. that number before was somewhere in the range of 1,500. from the tornado in joplin, the story of one man and one family's anguish over their missing son. they believe he was killed in