Question: What January 30, 1972 event led to the Whidgery Tribunal?
Sentence (from "Tornado outbreak of February 28 – March 1, 2017"): Fueled by the combination of ample instability, strong wind shear, and rich low-level moisture, the event led to 72 confirmed tornadoes and thousands of other non-tornadic severe weather reports.
Relevant evidence: No