Wiped off the map: Shocking before and after images reveal how giant tornado ripped apart Joplin's city landmarks
Devastating 198mph tornado tore a path a mile wide and six miles long straight through Joplin, Missouri
Deadliest single tornado in more than 60 years with at least 125 people killed
1,500 people still remain unaccounted for, according to fire officials
'This is a very serious situation brewing,' warns Storm Prediction Center as forecasters say city could be hit again
Tornado was rare 'multivortex' twister, reveals National Weather Service
Obama to visit region on Sunday as he says tornado was 'devastating and heartbreaking'
As shell-shocked residents of tornado-hit Joplin braced themselves for another powerful storm system this evening, new aerial images emerged showing in terrifying detail the path of the twister which destroyed the Missouri city.
The shocking photos reveal for the first time the true extent of the damage caused when the mile-wide tornado that killed at least 122 people blasted much of the city off the map and slammed straight into its hospital.
Forecasters warned residents on Tuesday to prepare themselves for a looming storm system that has all the early signs of spawning more deadly tornadoes.