08:32Business DailyRise of the high-tech border industryBBC World Service Duration: 18 minutes Fri 25th Mar 2022, 08:32 on BBC World Service Americas and the CaribbeanAvailable for over a yearListen nowAI, data analytics and drone surveillance are shaping refugees' futures Show more GenresFactualMoneyFormatsBulletinsBrandBusiness Daily Source: BBC Online