This is reported by TASS with reference to the emergency services of the British capital.

It is specified that the rehearsal of the parade was held on the eve of the celebration of the 70th anniversary of the reign of Queen Elizabeth II of Great Britain.

Three people were hospitalized after the incident.

The British Ministry of Defense has already stated that they are working to establish the causes of the incident.

Earlier, a roof collapsed at the Shymkent stadium in southern Kazakhstan due to strong winds right during a football match.