Gunshots, threats ... and bureaucracy? The latest menace to the U.S. election

Experts count at least 14 threats to the U.S. presidential election, a sign of volatile new times. There's one gaining attention: the chance that some of America's 3,000-plus counties could refuse to certify, notably Georgia's. What's going on? And how real is this threat?

Gunshots, threats ... and bureaucracy? The latest menace to the U.S. election
Trump points and smiles from stage

Experts count at least 14 threats to the U.S. presidential election, a sign of volatile new times. There's one gaining attention: the chance that some of America's 3,000-plus counties could refuse to certify, notably Georgia's. What's going on? And how real is this threat?