This combo made from file photos shows the final roster for the first Republican presidential debate as of Aug. 4, 2015. Top row, from left, Former Florida Gov. Jeb Bush, real estate mogul Donald Trump, New Jersey Gov. Chris Christie, former Ohio Gov. John Kasich, retired neurosurgeon Ben Carson. Bottom row, from left, Texas U.S. Sen. Ted Cruz, former Arkansas Gov. Mike Huckabee, Kentucky U.S. Sen. Rand Paul, Florida U.S. Sen. Marco Rubio and Wisconsin Gov. Scott Walker. (AP Photo)
AP
By Daniel White
August 6, 2015

With 10 candidates appearing in Thursday’s presidential debate, it could be a little tricky to keep track of all of them, so here’s a quick refresher.

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