‘Don’t call me sweetheart’: Fox News host snaps during tense exchange with union leader

Fox News’ Martha MacCallum found herself calling out American Federation of Teachers President Randi Weingarten in a fiery on-air clash Tuesday.

The feisty interview exchange touched off almost immediately after Weingarten appeared on Fox News' "The Story with Martha MacCallum" to discuss a Supreme Court case the conservative justices took up earlier in the day, involving censorship rights over LGBTQ+ materials in public schools to religious parents.

MacCallum laughed and shook her...