The only reason he wouldn’t do is may want to spare his gold goose’s “Carr” feelings. If Rattler is the backup Carr may get in his feelings when everyone starts calling for Rattler.
the only reason DA defended Carr is because Carr was getting a ton of unnecessary negatively from the same people that are creating more negativity for him defending Carr. DA is in a no win situation. SP and Drew are gone. Move on.