Reply #13: Here's info. which was published before he had to go to the hospital:

[Judi Lynn]

Cuban President Raul Castro Welcomes Venezuela's Hugo Chavez to Havana
Wednesday, 08 June 2011 00:00 By Alex Silva

Havana.- Cuban President Raul Castro received his Venezuelan counterpart Hugo Chavez at Havana's Jose Marti International Airport.
According to Granma newspaper, President Chavez's visit aims at following up on the advancement of the close bilateral links between Cuba and Venezuela.

Hugo Chávez arrived in Havana from the Ecuadorean resort in Salinas, where he and Ecuadorian President Rafael Correa examined bilateral agreements related to commerce, finances, defense, security and cooperation in the field of energy.

Chávez said that relations with Ecuador serves as a guiding engine that drives South American unity, the Bolivarian Alliance for the Americas, ALBA, and the determination of promoting peace and democracy in the Western Hemisphere. (ACN/RHC)

http://www.periodico26.cu/english/index.php/cuba-news/1...

I saw these things earlier, myself, didn't think about it, believing it was just a routine trip to discuss bidness.

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Raul Castro Welcomed Venezuelan President
by Escambray — last modified Jun 11, 2011 06:12 PM

Chavez said that his agenda includes meetings with his Cuban counterpart, Raul Castro, and with Fidel.

Cuban President, Raul Castro Ruz, welcomed early this Wednesday his Venezuelan counterpart Hugo Rafael Chavez Frias in the Jose Marti International Airport.

Granma Daily reported that President Chavez visit is aimed at examining the bilateral bonds between Cuba and Venezuela

“We are working with Raul Castro, with Fidel, with the Cuban people”, said the Venezuelan leader when asked about his trip to Cuba, reports Venezuelan Television digital site.

Chavez last visit goes back to November 8th, 2010 when he visited the island to celebrate the 10th anniversary of the Cuba-Venezuela Agreement.

The president himself had already announced that his tour would end in Havana, after visiting Brazil and Ecuador.
http://www.escambray.cu/Eng/cuba/cubachavez110608840

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Raul Castro Welcomes Hugo Chavez at Havana’s Intl Airport
By Redaction AHORA / [e-mail] / Wednesday, 08 June 2011 10:14

Cuban President Raul Castro Ruz, welcomed the President of the Bolivarian Republic of Venezuela, Hugo Rafael Chavez Frias, at Havana’s Jose Marti International Airport on Wednesday morning.

“I am happy for being in Cuba. The island of giants, Fidel, Raul, the Cuban people,” expressed Chavez after greeting his Cuban counterpart.

Chavez' accompanying delegation is made up of Foreign Minister Nicolas Maduro; Communication and Information Minister Andres Izarra; Commerce Minister, Edmee Betancourt, and other top government officials.

The main objective of Chavez' visit is to assess progress of bilateral agreements and joint projects between Cuba and Venezuela, Granma newspaper informed on Wednesday.

They are also expected to debate economic and energy related issues, such as the progress of Cienfuegos oil refinery, as well as the current international situation and its impact on Latin America.

Chavez' Cuba visit is the conclusion of a tour that previously took him to Brazil and Ecuador, where he - along with his Latin American counterparts - signed several cooperation accords and discussed key regional issues.

http://www.ahora.cu/english/sections/national/4404-raul...

ETC.

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There were other articles published last week through other sources, but these were the ones which popped up first in my search.