President-elect Donald Trump says Venezuela's embattled opposition leader must be protected as President Nicolas Maduro takes the oath of office for a third six-year term.

Venezuelan President Nicolas Maduro, whose nearly 12 years in office have been marked by a deep economic and social crisis, is set to be sworn in for a third term on Friday, staying in power despite a six-month dispute over a July election and international calls for him to stand aside.

CARACAS, Venezuela (AP) — Venezuelan President Nicolás Maduro was sworn in Friday to serve a third six-year term, extending his increasingly repressive rule until 2031 despite protests and credible evidence that his opponent won the election.