The problem is that no one has obtained a Democrat scalp yet. Until some Democrat scalps are taken, there are too many voters who see only “Republican” scalps and assume the lack of Democrat ones means Democrats never commit crimes.
You nailed it. Time for Trump to take off the gloves and go after some rats. They are not going to let up. So in Trumps own words... what does he have to lose ? Time to destroy some rat lives. Let the investigations begin!