Tunisia's Parliament votes on new government

On tonight's show: It's the moment of truth for Tunisia's Prime Minister-designate. Youssef Chahed is facing a vote of confidence in parliament - one he's expected to win. Also, Rwanda cracks down on terror suspects. Authorities say they've uncovered a home-grown militant network and have stepped up their hunt for Islamist extremists. And one of Mozambique's premier safari destinations is under threat amid political tensions and a devastating drought.