In Alaska, the president stressed the consequences of failing to act, saying the moment of being too late "is almost upon us"
President-elect Donald Trump is on the record as a climate change denier, but a meeting with Al Gore suggests that he's thinking about the issue. The former vice president is now an activist who supported Hillary Clinton for president. During the campaign, Gore said Trump's positions on the issue could lead to a "climate catastrophe." Major Garrett reports.