Float featuring Brazil's Lula comes last at Rio Carnival

[ad_1] Millions of Australian teens will no longer be allowed to use social media. Who wins and who loses out?

[ad_1] Getty ImagesMembers of the National Guard patrolling a metro station in Washington DCA National Guardsman is on the mend

[ad_1] Yolande Knell,Middle East correspondent, Jerusalem and Wahiba Ahmed,JerusalemBBCChildren and families will perish, warns Jan Egeland of the Norwegian Refugee