Next airing Fri Jan 20, 2 p.m. ET

Attack of the Killer Bees

They breed as much as 5 times more often than European honeybees. A single swarm can deploy an attack force of 80,000 stingers. Their armies of suicide bombers can chase an intruder for a quarter of a mile, and bring down a creature as large as a horse. Now, they threaten to invade the southern U.S., heading for both coasts of the country. Can scientists, beekeepers and exterminators stop the invading hordes before it's t