Yeah, yeah, they said that about Riordan in Cali also. See how good it did him. Cameron is talking to GOP elites (Washington strategists and fundraisers). Of course, they are gonna say that. Lamar is one of them and he can be manipulated.
However, the open seat is U. S. Senator from Tennessee -- not Senator from the RNC or DC. The Republican grassroots conservatives IN TENNESSEE will decide IN A PRIMARY who is a "lock" and who isn't.