Donald Trump Surges in New NBC News/WSJ Poll

NBC News reports:

Days before the first Republican debate, Donald Trump has surged into the national lead in the GOP primary race, with Wisconsin Gov. Scott Walker and former Florida Gov. Jeb Bush following, a new NBC News/ Wall Street Journal poll shows.

Trump is the first choice of 19 percent of GOP primary voters, while 15 percent back Walker and 14 percent back Bush. Ten percent support retired neurosurgeon Ben Carson.

Jeb Bush, number 3.