Instant Index: Bracing for the Cicada Invasion

Diane Sawyer reveals the top stories people are buzzing about this week.
2:10 | 05/09/13

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Transcript for Instant Index: Bracing for the Cicada Invasion
At the top of our -- index tonight it's not down under way heights gladiators facing off. They are actually in the national competition in DC math geniuses just want us. What number in -- saying is the positive difference between five -- three eighths thirteen and five court. -- 1291. Point nine is that correct in. -- and answering even before the moderator can finish asking the question that we couldn't understand anyway. -- faith in America's ability to rockets at the top of the world in math. And consider yourself officially notified the six -- does have big -- to arrive. Look there's one and another in a few more in North Carolina experts say it will be an invasion or. -- again a billion of them descending on the East Coast from North Carolina to Connecticut in the next few weeks. And these cicadas have been underground for seventeen years since President Clinton was in office fattening up on plants and waiting for their debut. By the way bring earplugs the cicada mating call is as loud as a New York subway train ninety -- -- --

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