WASHINGTON (AP) — Former Massachusetts Gov. Deval Patrick announced Thursday he is running for president, making a late entry into the Democratic race less than three months before primary voting begins.

In an announcement video, Patrick highlighted his poverty-stricken childhood on Chicago’s South Side, saying he’s running for the “people who feel left out and left back.”

As the first in his family to go to college and law school, Patrick said, “I’ve had a chance to live my American Dream.” But over the years, the “path to that dream” has closed off for others, he said, as government and econ...