The administration of US President Barrack Obama and especially senior diplomats led by Secretary of State Hillary Rodham Clinton have become sharper in their public criticism of Nigeria because of their growing frustration with not just its current leaders but also the next line of potential leaders, according to a BusinessDay investigation.
Source: Why US is increasingly harsh on Nigeria (http://www.businessdayonline.com/index.php?option=com_content&view=article&id=7964:why-us-is-increasingly-harsh-on-nigeria&catid=1:latest-news&Itemid=18)