Storm survivors walked around Saturday, many dazed and in shock, as they broke through thickly clustered debris and fallen trees with chain saws, searching for survivors. Power lines were pinned under decades-old oaks, their roots torn from the ground. Mississippi Gov. Tate Reeves issued a state of emergency and vowed to help rebuild as he viewed the damage in a region speckled with wide expanses of cotton, corn and soybean fields and catfish farming ponds. He spoke with Biden, who also held a call with the state's congressional delegation.