The lineup for the first GOP presidential debate will be, top from left, are: Donald Trump, Jeb Bush, Scott Walker, Mike Huckabee and Ben Carson. Bottom, from left, are: Ted Cruz, Marco Rubio, Rand Paul, Chris Christie and John Kasich.
The lineup for the first GOP presidential debate will be, top from left, are: Donald Trump, Jeb Bush, Scott Walker, Mike Huckabee and Ben Carson. Bottom, from left, are: Ted Cruz, Marco Rubio, Rand Paul, Chris Christie and John Kasich. AP FILE
The lineup for the first GOP presidential debate will be, top from left, are: Donald Trump, Jeb Bush, Scott Walker, Mike Huckabee and Ben Carson. Bottom, from left, are: Ted Cruz, Marco Rubio, Rand Paul, Chris Christie and John Kasich. AP FILE

Your guide to the debate: What you need to know as GOP candidates go head to head

August 05, 2015 10:34 AM