Interesting article in Nicaragua Dispatch
Things appear to have been happening inside the FSLN. This, along with some of the articles Juanno posted, seems to be part of it:
Two quotes from Humberto Ortega:
"Each generation has to assume the responsibility of challenging political and economic leaders to build a better and more inclusive country, Ortega says."
"The problem now, Ortega says, is that Nicaragua’s constantly bickering political class is preventing the country’s institutional democracy from maturing and keeping pace with the advances of the rest of the country."