An outbreak of 180 tornadoes in the central and southern states caused at least 177 deaths. Notably, an EF-5 tornado struck Joplin, Mo., resulting in 158 fatalities. It was the deadliest single tornado to strike the U.S. since modern tornado record-keeping began in 1950. The outbreak resulted in more than $6.5 billion insured losses, with total losses greater than $9.1 billion.