Nightly News | November 02, 2011
BRIAN WILLIAMS, anchor: And an early heads up. You might want to look up next Tuesday, when an asteroid the size of an aircraft carrier passes closer to the Earth than the moon is. Now, while scientists say it'll be a "clean miss" in their words, despite passing closer than anything has in decades, a Purdue scientist did say if it did hit us and landed in the ocean, say, it would cause a 7.0 earthquake and tsunami waves 70 feet high.