There’s no proof antifa stormed the Capitol. The rumor spread quickly anyway

In a violent scene like no other in American history, a sprawling crowd of President Donald Trump’s supporters stormed the U.S. Capitol and halted congressional proceedings, wearing and waving Trump-branded paraphernalia and flags as they sought to overturn the election.

Lawmakers were evacuated as the rioters overwhelmed Capitol Police and bashed through the building’s doors and windows. One woman was fatally shot, and at least three others died.

The march to the Capitol was weeks in the making. Trump urged his supporters to come to Washington. Plans indicating the potential...