State of the Union: 'Immigration is a crisis, and we need to have clear laws'

"Immigration is a crisis for the US, and we need to have clear laws". That's the view of Kate McKenna from Republicans Overseas here in France as she reacts to Donald Trump's State of the Union speech. McKenna tells us she believes that walls work, and that the building of a barrier on the US-Mexico border would help combat the sex trafficking and opium problems in the US.