Exactly, Trump has no reason to go after GW, his target is Yeb and getting him to react, which he has.
You see what he did, he inserted Jeb into the 911 Terrorist Attack, forcing him to defend his brother who was President at the time.
Let's see how this plays out in the polls next week.
Defending W’s legacy is a poison pill. Jeb will do himself in by taking the bait.