News round-up from Latin America

1.  Do Latin American Presidents like Twitter too much?  For instance, President Cristina Fernandez of Argentina “sent 61 tweets in a nine-hour period – prolific even by the standards of Latin America”

2.  The Caribbean: A darkening debt storm

3.  More on Brazil and Mexico’s competition for the top job at the WTO, by the excellent Boz.

4. U.S. role at a crossroads in Mexico’s intelligence war on the cartels

5. Boom Times in Paraguay Leave Many Behind