Voting in multiple battleground states was disrupted on Tuesday as numerous polling places received death threats, many of which the FBI said it determined had ties to Russia, prolonging polling place hours and raising the specter of election interference.

Polling places in Democratic-leaning areas of five swing states received bomb threats that officials said likely came from Russia.

WASHINGTON — A mostly smooth Election Day nationwide was marred in multiple battleground states Tuesday by a series of bomb threats and baseless claims of wrongdoing by former President Donald Trump. The bomb threats in parts of Arizona, Georgia and ...