Trump Wants To Build Wall Along Border, But What About Security Underground? Posted on February 22, 2017 by Los Angeles 1 Los Angeles Los Angeles News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: Some of the drug-smuggling tunnels discovered in the Otay Mesa area go as deep as 90 feet underground. Jennifer Kastner reports. 1 Los Angeles Los Angeles News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: