In a field of 16, 25% and a ten point lead makes him the nominee.
In a field of 16,
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Actually the field is much larger than than but then most of the current 120+ GOP
Federal Form 2 filers will have little to no impact upon the overall race. But they
are there to get a vote or two.
List of filers.....
http://www.fec.gov/press/resources/2016presidential_form2dt.shtml