The nation's oldest living president is "awake and alert, and not in any discomfort," a family spokesman said.
"She left because of a great need that her family has here in Guatemala," the young woman's cousin said.
The two leading candidates have presented dramatically different visions for both Colombia's economic model and the future of its divisive peace process.
"Chairman Kim made clear once again his intentions to completely denuclearize the Korean Peninsula," South Korea's president said.
In the wake of Fukushima, Tomonobu Narita is at the forefront of a movement to withdraw money from banks that back environmentally harmful energy projects.