Sweden said the investigation of the Nord Stream gas pipeline scene has strengthened the suspicion of the overall destruction of the explosions.

After completing the scene investigation, the Swedish Security Agency may conclude that explosions at Nord Stream 1 and Nord Stream 2 in the Swedish exclusive economic zone, the Swedish Security Agency on the day on the day.

According to this agency, two pipelines were much damaged.

The Swedish prosecution agency said in a separate statement that there was no limited pressure in the leaked gas area.

Europe is investigating 4 leaks related to three pipelines of the two Nord Streaming routes under the Baltic Sea, suspected of being destroyed but refused to list the party responsible.

The satellite image shows a leak at the Nord Stream pipe under the Baltic Sea on September 29.

Russia expressed doubt the West was involved in the incident and thought that the US was beneficial, while the US denied the leak.

Nord Stream operators this week said it was impossible to check the damaged section due to the Danish and Swedish governments imposed limitations.

Danish Foreign Minister Jeppe Kofod said his ministry did not ask Russia to stand outside the investigation, but the task force headed by police between Denmark, Sweden and Germany would be in charge of investigation.

Russian Foreign Ministry spokesman Maria Zakharova declared that Moscow would resolutely conduct a comprehensive and public investigation, including Russian officials and Gazprom Energy Group.

After leaks on the Nord Stream routes, European countries enhance security and monitoring around important infrastructure easily attacked.

Norway also deployed soldiers to attend the large oil and gas treatment plants on the mainland, while Italy strengthened the monitoring of the energy system and the telecom cable under the sea.

Russia's Gazprom Group on October 3 announced that it could transfer gas through the last pipe and intact on the Nord Stream 2 route, but this requires appropriate budget and time.

Leaked positions on Nord Stream 1 and Nord Stream 2. Graphic: BBC.

Three consecutive leaks at two Nord Stream gas pipes from Russia to Germany show how vulnerable European energy infrastructure is.