Countries along NATO's eastern borders are weighing wetlands as a frontline defense as fears of a potential Russian invasion are lingering. In Latvia, the army aims to rewater drained peatlands that could serve as natural barriers along the Baltic Defense Line. DW’s Grzegorz Szymanowski reports from near the Latvian border with Russia. 00:00 NATO allies look at wetlands as natural defenses 00:26 DW’s Grzegorz Szymanowsk near Latvia-Russia border 03:50 Marina Miron, defense analyst at King’s