Tornadoes kill two in Oklahoma as state of emergency declared in 12 counties
![Tornadoes kill two in Oklahoma as state of emergency declared in 12 counties](https://www.expressandstar.com/resizer/ngSeft6YPoT3X3XdGV-KBjcwFqA=/cloudfront-us-east-1.images.arcpublishing.com/mna/6HLSYHQK2ZAQPDUDY4JXVJZRI4.jpg)
Storms have caused major problems in the US Midwest.
At least two people, including a child, have died after tornadoes swept through the US state of Oklahoma, authorities said.