Spike in terrorist violence in Africa causing global concern

Violence from militant Islamist terrorists has spiked in Burkina Faso, causing global concern. Two Spanish journalists and an Irish citizen were killed after the group was attacked by terrorists. CNN’s Cyril Vanier reports.Violence from militant Islamist terrorists has spiked in Burkina Faso, causing global concern. Two Spanish journalists and an Irish citizen were killed after the group was attacked by terrorists. CNN’s Cyril Vanier reports.