Shannon Stapleton / Reuters Share on Pinterest Share on Pinterest Pinterest Pinterest Tear gas is released into a crowd of rioters at the Capitol during clashes with police, Jan. 6. As a mob stormed the US Capitol last week, far-right extremists, white supremacists, and neo-Nazis around the world spread hate and cheered on the violence. Now, experts are warning that attacks like last week's on the US Congress or the attempted storming of Germany’s parliament in August could be carried out in the days ahead. On Wednesday, as the House voted to impeach him an unprecedented second time, Trump released a statement that urged calm. “In light of reports of more demonstrations, I urge that there must be NO violence, NO lawbreaking and NO vandalism of any kind. … I call on ALL Americans to help ease tensions and calm tempers,” he wrote.