This week’s guest on Open Mic is Iowa U.S. Senator Charles Grassley. With days left before the August Congressional recess, Grassley says leaders face some must pass legislation including highway funding and a final decision on Country-of-Origin Labeling. In this interview, Grassley offers insights into possible tax reform and the final stages of debate in the budget process. Grassley also says Congress needs to take action to protect poultry farmers from the continued threat of avian influenza.