According to CCTV News Client, the city government of Saint Petersburg, Russia, announced in the local time on June 3 that Ukrainian drones attacked the infrastructure in areas such as Kronshtadt, Kirov, and Red Village in Saint Petersburg early that morning. Some people were injured as a result of the attacks.
According to CNN, Ukrainian President Zelenskyy said that the remote strikes targeted key targets, including the St. Petersburg oil terminal, which is one of the largest oil transfer complexes in northwestern Russia.
It is worth mentioning that this attack occurred just hours before the opening of the 29th St. Petersburg International Economic Forum.
According to observations at the St. Petersburg International Economic Forum, thick smoke still rose from a distance.

At the St. Petersburg International Economic Forum, thick smoke could still be seen rising in the distance. Observer Network
The Saint Petersburg International Economic Forum is known as Russias Davos. The forum will take place from June 3 to 6, with the theme Practical Dialogue – The Path to a Stable Future. It is reported that over 150 meetings will be held during this forum, with approximately 20,000 participants from more than 100 countries and regions.
Russian Presidents Assistant Ushakov stated on June 2 that the US official delegation will attend this St. Petersburg International Economic Forum, which is the first such event in nearly 10 years. The US delegation will be led by Rodney Cook, Chairman of the American Art Committee. He will participate in the conference titled Russia-US: Cultural Dialogue.
Additionally, Russian President Vladimir Putin will attend the plenary session of this forum on June 5 and deliver a speech. Saudi Arabia serves as the guest country of this forum.