Inside Europe: Will a Brexit leave UK expats high and dry?

If the UK votes to leave the EU on June 23, what'll happen to British expats living and working in the rest of Europe? If Britain does vote Leave they may need to apply for visas and could lose their rights to free healthcare, social security and pensions. Nik Martin travelled to southern Spain, home to the largest British diaspora in Europe, to find out how expats there feel about leaving the EU.