US Senator Elizabeth Warren, struggling to move past criticism over her Native American heritage claims, will aim for a fresh start on Saturday when she formally launches her 2020 presidential campaign.

US Senator Warren seeks to quiet critics with 2020 campaign launch

US Senator Elizabeth Warren, a liberal firebrand who has taken on Wall Street and traded barbs with Donald Trump, on Monday became the most prominent Democrat to announce a challenge to the Republican president in 2020.

Democrat Warren takes step to challenge Trump in 2020 presidential polls

Budding diplomatic crisis with ally Saudi Arabia, cleaning up after Hurricane Michael, stock market jitters and... President Donald Trump focused Tuesday on calling a rival Democratic senator names.

Trump tears into rival Democrat 'Pocahontas'

US Senator Elizabeth Warren has released a DNA test that shows "strong evidence" she has Native-American heritage, a smackdown of President Donald Trump's ridicule of her as "fake Pocahontas" while she signals a possible 2020 presidential run.

US Senator Warren, mocked by Trump as 'Pocahontas', releases DNA test

Trump has continuously referred to Democratic senator Elizabeth Warren, who has spoken about her mother's Native American ancestry, as 'Pocahontas'

Trump cracks Pocahontas 'joke' while hosting Native American veterans

The US Republican presidential candidate says freedom means nobody should be judged based on their race or skin colour

Stung by criticism, Donald Trump vows to work for ethnic harmony