Far from the first time he's done that and it won't be the last. He just makes it up as he's going along depending on the audience - shift in marketing campaign and in beliefs. But in both cases the Trump supporters would argue he is correct and if you disagree you are GOPe...even though Trump is clearly disagreeing with himself.
That’s a compelling point. But too little too late.
This late in the primary, the only reason to vet Trump now is either to have a split convention or to give ammo to the democrats.
Even Cruz fears a split convention now ...
CRUZ: Would lead to voter ‘revolt’...
http://thehill.com/blogs/ballot-box/presidential-races/271875-cruz-brokered-convention-would-lead-to-voter-revolt
The time for vetting the front runner is over.