Hundreds of thousands of protesters have taken to the streets across the US to call for tighter gun control.
The March For Our Lives movement was formed after a high-school shooting in Parkland, Florida last month.
Student leader and Parkland survivor Emma Gonzalez gave a powerful speech at the main Washington DC event.
She listed the names of the 17 victims – and then stayed silent on stage for six minutes, 20 seconds – the time it took for them to be shot and killed.
More than 800 sister protests were planned nationwide and abroad, with solidarity events taking place in Edinburgh, London, Geneva, Sydney and Tokyo.
Participants want to seize on public outrage in the wake of the 14 February massacre at Marjory Stoneman Douglas High School in Parkland…