FILE - In this Nov. 30, 2007 file photo, Venezuela's President Hugo Chavez arrives to a rally in support of changes to the nation's constitution in Caracas, Venezuela. After four election wins, Chavez is on track to completing at least 20 years in power. (AP Photo/Rodrigo Abd, File)

Associated Press
FILE - In this Nov. 30, 2007 file photo, Venezuela's President Hugo Chavez arrives to a rally in support of changes to the nation's constitution in Caracas, Venezuela.  After four election wins, Chavez is on track to completing at least 20 years in power. (AP Photo/Rodrigo Abd, File)
FILE - In this Nov. 30, 2007 file photo, Venezuela's President Hugo Chavez arrives to a rally in support of changes to the nation's constitution in Caracas, Venezuela. After four election wins, Chavez is on track to completing at least 20 years in power. (AP Photo/Rodrigo Abd, File)
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