AP Top Political News at 6:35 a.m. EDT

Trump warns of 'economic D-Day' against Iran, but Tehran is well acquainted with sanctionsCuba says US sanctions are blocking its efforts to open the economy to private investmentVance will campaign at the Ohio steel plant where his grandfather once workedPresident Trump to stump for Sen. Darline Graham days ahead of South Carolina's GOP Senate runoffTrump appears on former fixer-turned-enemy Michael Cohen's radio show after detenteInvestigators examining foes of Trump seek interviews related to Mar-a-Lago search, AP sources sayCalifornia lawmaker Aisha Wahab wins special election to succeed Eric Swalwell in CongressUS ramps up Cuba sanctions and detentions of Americans returning from the islandFederal agents seize devices from ex-Rep. Eric Swalwell in sexual misconduct probe, AP source sa