Kamala x Trump debate most viewed ever?

Why

Probability fell sharply down to 0¢ (toward NO) over the last 24 hours, a 13.5pp shift. Resolution depends on nielsen (see: https://www — directional traders may be reading new information from that source.

What to verify

• Cross-check the resolution source: Nielsen (see: https://www — https://www.nielsen.com/insights/2016/first-presidential-debate-of-2016-draws-84-million-viewers/).
• Read recent large-trade flow on Orrery's market page — $5k+ trades show up alongside the move so you can tell if size is following the price or fading it.