Donald Trump meets with union workers in New York
Donald Trump's recent striking comments could come back to bite him.
  • Donald Trump appeared to publicly praise union-busting efforts in a conversation with Elon Musk this week.
  • Political science experts said the former president's comments could hurt him in some swing states.
  • Unions have outsize political power and angry members could mobilize against Trump.

Former President Donald Trump's most recent comments about striking workers could spur political consequences for the Republican nominee in a few key swing states as the fight for the presidency grows ever-tighter.

Two political science experts told Business Insider that Trump's comments could energize a historically powerful voting bloc at an integral moment in the race.