[EVO X]

Admiral Rogers* went to NYC to visit President Elect Trump after the election to warn him of the surveillance

If he did, it appearsTrump didn't say anything to Flynn

[Steven W.]

It's said that Flynn was in the meeting at Trump Tower when Rogers came to brief Trump once the special room was setup to safely discuss such classified information (and Trump then moved transition operations to NJ the next day) - but even so, Flynn would know that any conversation with the Russian Ambassador would have (certainly) been monitored.

[Grampa Dave]

*NSA Head Meets With Trump Team But Doesn’t Give Obama A Heads ...
https://www.npr.org/2016/.../reports-suggest-nsa-director-mike-rogers-is-on-his-way-out
Nov 22, 2016 - David Greene talks to Foreign Policy columnist James Bamford about the future of NSA Director Admiral Mike Rogers, whose tenure has been rocked by cyber-security breaches of classified material.

Admiral Mike met with Trump and his team. Don’t know if Flynn was there or not.