Advice to Joplin, Mo. from a town rebuilt

Four years ago this month, a small town in the heart of Kansas named Greensburg was hit by a category 5 tornado. With wind speeds of 205 miles per hour and a width of 1.7 miles, the tornado spun right through the center of town, killing 11 and decimating 95 percent of it.

Pictures: Joplin twister decimation from the ground
Greensburg's Rebirth

Today, Greensburg is almost fully rebuilt. This week, "The Early Show" asked residents to share their story -- and some advice for the residents of Joplin, Mo.

Ground Zero For The Green Housing Movement
Town Picks Up Pieces After Massive Tornado