@CNN: Video taken by one of the Yemeni schoolboys killed in a Saudi-led coalition airstrike on a school bus last week shows children laughing and playing just hours before tragedy struck https://t.co/5iuWdsi3VR

@CNN: Video taken by one of the Yemeni schoolboys killed in a Saudi-led coalition airstrike on a school bus last week shows children laughing and playing just hours before tragedy struck https://t.co/5iuWdsi3VR