Make no mistake:
The Democrats would publicly and mildly condemn a murder.
In private they would celebrate that Biden gets to replace a conservative.
Evil inhabits the United States government.
Deeply.
100% facts. They'd also hope it emboldens someone to take out Thomas or Alito. The left is totally subsribed to the philosophy of the ends justify the means which is why all left wing regime are built on a foundation made from the skulls of their political enemies.