Republican presidential candidates Donald Trump and Jeb Bush clashed angrily over the Iraq war, the Bush family and Trump's ...

Republican presidential candidate, former Florida Gov. Jeb Bush responds to Republican presidential candidate, businessman Donald Trump during the CBS News Republican presidential debate at the Peace ...

For the first time this cycle, Jeb Bush captured a significant portion of the conversation on Twitter during a Republican primary debate. Though Donald Trump was the most talked about candidate, ...

Republican presidential candidates, from left, John Kasich, Carly Fiorina, Marco Rubio, Ben Carson, Donald Trump, Ted Cruz, Jeb Bush, Chris Christie, and Rand Paul take the stage during the CNN ...