A major new poll released Sunday showed that Donald Trump’s approval rating is on the rise, particularly for his handling of the economy. How can Democrats make their case for why the economy may not be as good as it can appear? Here are three examples of groups of Americans who are being left behind.

It may be common knowledge that African-Americans are not as well-off financially as white Americans, but what is not widely understood is the extent to which black Americans have fallen further behind over the past nearly two decades. In 2002, African-Americans, on average, earned just over 80 percent of what white Americans earned. By the first quarter of this year, after various ups and downs, that figure had fallen to about 76 percent.