Powerful storms spawn tornadoes across Midwest and South, leaving at least 3 dead and hundreds of thousands without electricity

One person was killed when a tornado struck a home in Martin County, Indiana.
Another tornado damaged 75 homes in Johnson County, Indiana but caused no serious injuries.
Two fatalities occurred in Arkansas after severe weather caused a tree to fall onto a house.
Storms knocked out power to over 728,000 customers across multiple states, including 120,000 in Memphis, Tennessee.
The National Weather Service warned of additional severe thunderstorms and possible tornadoes in the Mid-Atlantic region.