Sunday marked the third anniversary of the devastating December derecho

Sunday marked three years since the December derecho hit the Hawkeye State.

The intense weather system produced 63 tornadoes. This broke the record for most tornadoes in a single day here in Iowa. Five people in the Midwest were killed.

The storm caused more than $1 billion in damages.

It was the first December derecho ever recorded in U.S. history.

More December derecho coverage