For months, Donald Trump and Sen. Ted Cruz (R-Tex.) played nice while competing for the GOP presidential nomination. Then things turned nasty. Now they've completely devolved, and the two are in open warfare. Here's a timeline of their relationship over the course of the presidential campaign.
March 23: Cruz is the first candidate to announce he’s running for president with a rally at Liberty University in Lynchburg, Va. Trump says that Cruz’s Canadian birthplace could be a “hurdle” to his candidacy.
Also read: Donald Trump and the Day After the Election
15:16 What a Trump loss could mean for Hillary Clinton's presidential mandate12
08:48 WHERE THEY STAND: Clinton, Trump on the issues159
00:13 Antiabortion activists face headwinds with Clinton leading and Trump stumbling on women’s issues2
20:36 Pence again finds himself as Donald Trump’s clean-up man6