Senator Bernie Sanders and Representative Alexandria Ocasio-Cortez have been campaigning for progressive Democratic candidates in competitive House races ahead of the November midterm elections.

The progressive leaders are focusing on districts that Democrats need to flip to maintain control of the House of Representatives. Their campaign appearances represent an effort to energize the party's left wing in traditionally competitive or Republican-leaning areas.

During recent campaign events, Ocasio-Cortez and Sanders have promoted progressive policy positions including universal health care and increased taxes on wealthy individuals. The strategy reflects a belief among some Democratic leaders that these policies can appeal to voters across party lines.

The appearances come as Democrats face challenging electoral conditions in the midterm elections. Party strategists are deploying various approaches to motivate different segments of their voting coalition in what are expected to be highly contested races.

Ocasio-Cortez made remarks during at least one rally that included references to expanding progressive activism to southern states. The events have drawn attention as part of the broader Democratic campaign strategy heading into the final weeks before the election.

The effectiveness of using prominent progressive figures to campaign in competitive districts remains a subject of debate within Democratic circles, as the party balances appeals to its base with efforts to attract moderate and independent voters.