Two things:

Fox News is responsible for the 1st Republican debate rules, not the Republican Party.

I disagree with TB's post above. It should be obvious that Donald Trump's comments are the most salient among all of the candidates and that's why he receives much media coverage.

"Generosity. That was my first mistake."
"Experience must be our only guide; reason may mislead us."
"Instagram is Twitter for people who can't read."