According to the report, at around 3:20 a.m. Moscow time, air defense and intelligence systems detected a group of six UAVs in Latvian airspace MOSCOW, May 7. /TASS/. On May 7, the Ukrainian army attempted to attack civilian infrastructure facilities in the St. Petersburg area, the Russian Defense Ministry reported. TASS has compiled the key details known so far. Attempted attack - On May 7, the Ukrainian military attempted a terrorist attack on civilian infrastructure in the St. Petersburg