Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Immigration Yuma Plans a Moat to Keep out Migrants 3-14-2008 • guardian.co.uk The latest initiative by the US to seal its increasingly porous border with Mexico harks back to one of the oldest approaches: dig a moat. City officials in Yuma have come up with a scheme to create a "security channel". Watch Streaming Broadcast Live: LRN.fm Watch live shows and archives TV Live Chat Telegram Share this page with your friends on your favorite social network: