Maria Machado

Venezuelan opposition leader Maria Corina Machado will not appear in person at Wednesday’s Nobel Peace Prize ceremony in Oslo, with organizers confirming that her current location is unknown just hours before the event.

The announcement added fresh attention to Machado’s security situation and the restrictions she has faced under Venezuela’s government, even as she was named this year’s Nobel Peace Prize laureate for her opposition work.

Kristian Berg Harpviken, director of the Norwegian Nobel Institute, said Machado was not in Norway and would not take the stage at Oslo City Hall when the ceremony begins at 1 p.m. local time.…