Air Security: An Air Serbia flight bound for Moscow was turned back over southern Lithuania after authorities found that passenger Aleksandar Vulin had reportedly boarded without mandatory screening. The former Serbian official said he was travelling to discuss a gas deal; the airline cited additional checks on one passenger. Border Readiness: German troops stationed in Lithuania have stepped up surveillance of Belarus and Russia’s Kaliningrad region after Poland warned of possible provocations and reinforced its border security. Radiation Check: Lithuanian officials turned back a truck carrying more than seven tonnes of Belarusian chanterelles after detecting caesium-137 in the cargo at Medininkai. Diplomacy and Trade: Lithuania’s ambassador to India called the planned India-EU free-trade agreement a potential “game changer,” with Lithuania hoping to advance its implementation during its EU Council presidency next year. National Milestone: Former president Valdas Adamkus celebrated his 100th birthday, recalling Lithuania’s EU and NATO accession as the greatest joy of his life.