criticize the federal reserve. the fed is designed to be independent from political interference. the agency is charged with keeping prices stable by raising rates by keeping the economy from over heating. there is one more fed interest rate hike we are expecting. >> now he has to do it. >> the economy is very, very strong. if you don't raise rates, you risk overheating. >> paul ryan, two hours before the president said that, paul ryan said the last thing i want is to get politicians involved in meddling with interest rates. it is if he knew that was coming. major clean up after a string of tornadoes hits the heartland. parts of iowa left reeling with buildings literally torn apart.