KAUNAS AIRPORT, Lithuania (Reuters) -A military aircraft carrying Norwegian troop reinforcements landed in Lithuania on Sunday, part of a wider NATO buildup in the Baltic region following Russia’s invasion of Ukraine. The Norwegian troops – 44 soldiers from a mechanised infantry battalion – will join the alliance’s enhanced forward presence battlegroup in Lithuania, deployed since 2017 in response to Russia’s takeover of the Crimea peninsula from Ukraine. Norwegian enforcements also include four CV90 infantry fighting vehicles, three of which were transported by a separate plane, an Ukrainian-…