VENEZUELA: Barack Obama has declared a new round of sanctions against Venezuela. UNITED STATES: Activists in Madison, Wisconsin are expressing their outrage over the death of yet another unarmed African American at the hands of police. COLOMBIA: The Colombian government and FARC rebels have agreed to remove landmines in the country. NIGERIA: The African Union is joining forces to fight Boko Haram. JAPAN: German Chancellor Angela Merkel has begun a two day visit to Japan where she is discussing issues such as Tokyo's ties with its neighbors and free trade.