Alexandria Ocasio-Cortez

For Rep. Alexandria Ocasio-Cortez and progressive climate activists, the Biden infrastructure plan shows the influence of the Green New Deal. But they think it's nowhere near big enough.

Follow live updates and analysis of the Democratic National Convention. Tuesday's speakers include New York Rep. Alexandria Ocasio-Cortez and former President Bill Clinton. Live video coverage begins at 9pm ET.

Key supporters of Joe Biden and Bernie Sanders are working together on issues including climate change, health care and immigration to find common ground ahead of the November election.

Rep. Alexandria Ocasio-Cortez, D-N.Y., rolled out a political action committee to help raise money for outsider candidates — some running against her own House colleagues.

President Trump said that four women who have been critical of his policies "are free to leave" the country. The members of Congress accused Trump of advocating a racist agenda.

House Speaker Pelosi, D-Calif., is asking members to avoid attacking one another after an aide to Rep. Alexandria Ocasio-Cortez, D-N.Y, tweeted a message comparing some moderates to segregationists.

The unlikely union started with a tweet from the democratic socialist congresswoman, to which the conservative senator replied, "Here's something I don't say often: on this point, I AGREE."

The proposal to address climate change is short on specifics and wildly ambitious. Seasoned energy experts doubt it can work, but give it credit for energizing young activists.

"Time to walk the walk," Alexandria Ocasio-Cortez tweeted. "Very few members of Congress actually pay their interns. We will be one of them." With new appropriations, other members may soon join her.

The group has watched its membership grow more than sevenfold in three years, and New York congressional candidate Alexandria Ocasio-Cortez has pushed the group even further into the limelight.