Excellent digging, and just as I suspected. He's a leftiet phony.
A lot of religious “conservatives” in Iowa would not be considered conservative in Texas or Florida. They vote pro-life and have memorized the bible. However, they are often anti-gun, pro-big government, pro-immigration, etc.
There are a lot of pro-gun, anti-big government, anti-immigration conservatives in Iowa, but they are of the blue-collar Trump supporting variety (i.e. not bible-thumpers like Van Der Platts).