Rep. Zach Nunn, R-Iowa, joined ‘Fox & Friends First’ to explain why he believes his race is a ‘dogfight’ and what issues matter most to voters as Republicans seek to hold his competitive seat. Rep. Zach Nunn, R-Iowa, joined ‘Fox & Friends First’ to explain why he believes his race is a ‘dogfight’ and what issues matter most to voters as Republicans seek to hold his competitive seat.