Texas
No country does. A suction vortex is not a tornado; it is a feature that can develop in a tornado. A tornado itself is a vortex but can sometimes contain smaller vortices (vortexes) called suction vortices. Such a storm is called a multiple-vortex tornado.
The city, volunteers, the state, or the country.
Oklahoma is part of tornado alley.
No. Tennessee is east of Tornado Alley. Some put it in another tornado forming region called "Dixie Alley."
No. The Tri-State tornado was an F5. There is no such thing as an F6 tornado.
Oklahoma is in Tornado Alley. Tornadoes rarely affect Nevada.
Missouri is the state the city that was hit is called Joplin.
The F5 tornado of 1999 May 3, 1999 does not have a name, nor does any tornado. It is often called the Oklahoma City tornado, the Moore tornado, or the Bridge Creek-Moore tornado in reference to the areas it hit.
The Indian state Kerala is called gods own country.
There is no country, state, or county known as 'Bob'.
The Tri-State tornado was most likely an F5.