Sen. Elizabeth Warren Elizabeth WarrenJudd Gregg: The Kamala threat — the Californiaization of America GOP set to release controversial Biden report Biden's fiscal program: What is the likely market impact? MORE (D-Mass.) is expected to formally kick off her 2020 White House campaign on Saturday with an announcement in Lawrence, Mass.

After her speech, Warren is set to travel to seven states, including New Hampshire, Iowa, South Carolina and Nevada, where Democrats will cast some of the first votes of the 2020 primary.

Warren's event is slated to begin at 11 a.m. ET.

Watch the announcement live above.