All that's needed (for starters) is to start NOW,.... defeating 3 GOP Senators in 2018.
Trump is NOT a patient guy, and will NEVER stick around for a reelection attempt in 2018.
Didn't realize you are a Chicken Rancher too.
I think there's 18 dem senate seats up for grabs in 2018.
With DNC in an unrecoverable dive, GOP most likely will expand on their lead.