Crossing the Rubicon of IMCON
Understanding why people working counter WMD missions would likely encounter UAP data starts with understanding what that mission requires:
A persistent, global awareness of anything anywhere that could signal a nuclear, radiological, chemical, or biological threat.
Agencies like DTRA, the Defense Threat Reduction Agency, along with the numerous intel/combat command elements that support them, partly depend on a highly classified world wide network of sensors.
These include 500+ overhead systems that detect launches, detonations, radiological and atmospheric sampling, seismic and acoustic monitoring, and maritime surveillance aimed at interdicting smuggled materials.
By design, this architecture is built to catch fast, energetic, anomalous events anywhere on the planet, in the air, and at sea.
If something unexplained is moving in an unconventional way through any environment, these are the systems most likely to record it.
The second overlap is location.
The counter WMD mission is anchored to the most sensitive sites on the planet:
Nuclear weapons storage areas, missile fields, reactors, material enrichment facilities, and naval nuclear assets.
Most of us know that some of the most widely cited UAP incidents in the historical record took place at or near exactly these places, including reported activity around ICBM sites and nuclear capable carrier groups.
Whether one reads that pattern as evidence of interest from a non human intelligence or as a byproduct of heavy surveillance at sensitive sites, the result is the same.
People charged with protecting and monitoring nuclear infrastructure are positioned to see reports that others never would.
The third factor is analytic.
Counter WMD work is a discipline of anomaly resolution:
Analysts are trained to take a strange signature, such as an unexpected thermal flash, an object moving in a way that doesn't fit known platforms, or an unidentified track near a protected asset, and determine whether it represents a threat.
Anything that can't be attributed to a known adversary or natural phenomenon does not simply disappear. It gets flagged, escalated, and often tightly compartmented.
That process naturally routes unresolved cases toward people with counter WMD clearances and toward the special access structures that protect this data.
Taken together, this explains why individuals like Matt Brown and Dylan Borland, whose careers intersected with the counter WMD enterprise, would plausibly come into contact with UAP information.
They didn't go looking for it.
The mission's sensors, geography, & analytics put them where that data collects.