Latest update: 16/04/2012
Obama pushes for higher taxes on the rich
In the US, top earners could face paying more taxes, as Barack Obama pushes for the "Buffet rule" to be implemented. Next, we head to Central America to look at why Honduras has become one of the most dangerous countries in the world. Finally, we take you to Rio de Janeiro in Brazil, where security has been stepped up ahead of the 2014 World Cup.