Washington PostTrump's border wall models take shape in San DiegoWashington PostSAN DIEGO — The last two of eight prototypes for President Donald Trump's proposed border wall took shape Thursday at a construction site in San Diego. The prototypes form a tightly packed row of imposing concrete and metal panels, including one with ...30-Foot Border Wall Prototypes Erected In San Diego BorderlandsNPRHomeland Security Invited Me To See The Construction of Trump's Stupid Border Wall PrototypesHuffPostDaily on Energy: Solar-powered wall could shine on the borderWashington ExaminerThe Epoch Times -Reason (blog) -Washington Times -Duluth News Tribuneall 50 news articles »