This is a feature piece published by "The Hill":
https://thehill.com/homenews/senate/458898-nervous-republicans-focus-energy-on-protecting-senate-firewallThough Republicans overall are optimistic about Trump's reelection prospects, they see holding the Senate, where they have a 53-47 edge, as crucial given the shape of races for the White House and lower chamber. And they’re playing their cards accordingly.
“If we lose the presidency — and if I had to guess right now, the odds are 10 percent we get the House back — the Senate is the only check and balance,†said one former Republican Senate chief of staff. “If we don’t keep the Senate, we’re basically screwed. I hate to just cut to the chase, but that is exactly what the [National Republican Senatorial Committee] is running with.â€