Along the lines of AllAfrica, NewsAmericas is a news aggregating, producing, and distributing site for Caribbean, South and Central American readers.
From About NewsAmericas:
News Americas aims to be the HuffPo of the Americas! It was created to give writers from this region and with an interest in this region a platform to showcase Top News from this region and their individual countries – including business, sports and entertainment news, as well share independent and radical opinions and lifestyle and travel features.
The site includes links to pertinent articles from outside the region as well (New York Times, Miami Herald). It sports a Breaking News ticker and RSS feed option.