Important milestone the Brazilian #Scorpene submarine Program. Passage through the tunnel to southern sector to the Itaguaí Naval Base.@navalgroup @EmmanuelGaudez @marionbonnet27 @AncientSubHunt #navalgroup #MarinhadoBrasil https://t.co/HVPWo5n2Pe pic.twitter.com/D4KJ8LCPCW— Guilherme Wiltgen (@GuiWiltgen) January 15, 2018