"Republican Gov. Bill Owens of Colorado recently announced his support for the project, but Sen. John Cornyn, R-Texas, has said he does not think a fence would stop illegal immigration."
It would if it were electrified and there were gun emplacemnets every so often, perhaps randomly placed and moved daily.
What about those microwave weapons they've been testing for crowd dispersal? http://www.msnbc.msn.com/id/6182817