Pull a Dunham
To take a position of neutrality on an issue despite clear evidence indicating that you lean strongly towards one side
"James was going to pull a Dunham over the Ukraine situation but he came clean on his stance."
Pull a Dunham
To take a neutral stance on an issue despite flagrant evidence of your biases
"James was going to pull a Dunham on the Ukraine situation but some of his old Tweets surfaced in favor of the Russian invasion of Ukraine"