Entities mentioned:
- Kristi Noem: Duty, Loyalty, Security
- Donald Trump: Control, Security, Influence
- Border Patrol: Duty, Security, Professional pride
- Walter Slosar: Security, Professional pride, Duty
- Biden administration: Righteousness, Moral outrage, Obligation

Article Assessment:
Credibility Score: 65/100
Bias Rating: 75/100 (Lean Right)
Sentiment Score: 70/100
Authoritarianism Risk: 65/100 (Authoritarian Tendencies)

Bias Analysis:
The article leans right, presenting the Trump administration's border policies in a positive light while criticizing the Biden administration. It relies heavily on statements from officials aligned with the current administration, offering limited counterpoints or alternative perspectives.

Key metric: Immigration and Border Security

As a social scientist, I analyze that this article highlights a significant shift in border security policy under the Trump administration. The decision to paint the border wall black represents a hardening of physical deterrents, while the reported decrease in apprehensions and 'gotaways' suggests increased effectiveness of enforcement measures. The stark contrast drawn between current policies and those of the Biden administration implies a narrative of improved security and law enforcement morale. However, this approach may exacerbate tensions surrounding immigration policy and human rights concerns. The emphasis on physical barriers and stricter enforcement could impact diplomatic relations with neighboring countries and influence public perception of immigrants. The long-term socioeconomic effects of these policies on both sides of the border warrant careful consideration.