There are more sources that are more explicit about crossing into the airspace. - https://news.err.ee/1608203641/russian-aircraft-violates-estonian-airspace ht

There are more sources that are more explicit about crossing into the airspace. - https://news.err.ee/1608203641/russian-aircraft-violates-estonian-airspace https://news.err.ee/1608203641/russian-aircraft-violates-est... - https://euobserver.com/tickers/126198 https://euobserver.com/tickers/126198 etc...