Two webpages in Russian, Google translation is your friend
On 6 August 1945, two Soviet patrol boats were attacked by US aircraft off the Pacific coast of USSR, and 8 (or 11) Soviet sailors were killed, while they claimed an aircraft shot down.
Source:
http://www.piragis.ru/publikatscii-p...-moryakov.html
http://forum.patriotcenter.ru/index.php?topic=5296.0
Still needing some research on this case.
Best regards
Laurent