Ahead of 2020, warning signs grow for historic economy

Through the first two years of his presidency, Donald Trump has had one very reliable ally: an excellent economy. Now, as the presidential campaign approaches, there are growing questions about what the economic landscape may look like in November 2020.

By some measures, the nation’s economic outlook is positively sunny, but on the horizon, there also seem to be gathering clouds. CONT.

Dante Chinni & Sally Bronston, NBC News