‘Incredibly smart’: Biden campaign woos Haley voters shunned by Trump

An average of 17% of voters in Republican contests registered protest votes - and in an election that will be fought on the margins, every moderate and independent vote matters

Birdbrain. I call her birdbrain." Donald Trump's words form the cold open of a new campaign ad from Joe Biden's US presidential re-election team. If you voted for Nikki Haley," the video continues, Donald Trump doesn't want your vote."

The 30-second ad, entitled Save America. Join Us, targets Haley voters in predominantly suburban battleground state postal districts where she performed well against Trump in Republican primary contests. It raises the prospect that the former president's past disdain for Haley and her supporters could come back to haunt him if he fails to unite the party in November.