A wave of arrests and the death of jailed opposition figures has signalled a new "era of repression" in Nicaragua, observers say, as powerful co-president Rosario Murillo prepares to take power from her ailing husband, Daniel Ortega.
Ortega, who turns 80 on November 11, is increasingly delegating tasks to his septuagenarian wife, Murillo, who has a reputation for ruthlessness and esoteric beliefs.
