Entities mentioned:
- Cory Booker: Righteousness, Moral outrage, Determination
- Donald Trump: Power, Control, Influence
- Democratic Party: Unity, Self-preservation, Power
- Republican Party: Power, Control, Competitive spirit

Article Assessment:
Credibility Score: 75/100
Bias Rating: 40/100 (Lean Left)
Sentiment Score: 35/100

Bias Analysis:
The article leans slightly left, primarily due to its focus on a Democratic senator's perspective and criticism of Trump. While it includes some counterpoints, the overall framing favors Democratic viewpoints and concerns.

Key metric: Political Polarization Index

As a social scientist, I analyze that this article highlights the growing polarization in American politics, with Senator Booker calling for a more aggressive stance against President Trump. This approach could potentially increase political divisions and affect governance. Booker's rhetoric about 'bending the knee' and fighting against 'authoritarianism' suggests a deepening of party lines and a possible escalation of political conflict. His call for Democrats to engage in partisan redistricting, despite previous stances on nonpartisan approaches, indicates a shift towards more aggressive political tactics. This could further erode trust in democratic institutions and processes, potentially leading to increased voter cynicism and decreased faith in the political system.