Poll watch

■■ Asked which wars from World War I to Iraq they viewed as a mistake, 48% of Americans said it was a mistake to send troops to fight in Vietnam, 43% named Iraq, and 36% cited Afghanistan.

The Economist/YouGov

■■ 28% of Republicans say they believe the QAnon theory that “there is a storm coming soon that will sweep away the elites in power and restore the rightful leaders.”

Public Religion Research Institute