As Nikki Haley stubbornly clings to life ahead of Super Tuesday, warning that nominating Donald Trump for president a third time would mean “suicide for our country,” some of her closest supporters take solace in the fact that the future is unknowable.Perhaps there is a “fatal landmine” that the former president “could step on at any minute” or a lurking controversy that could “land him deep in the bottom of a well,” speculated Michigan State Rep. Mark Tisdal, who served on Haley’s leadership team for that state. “She is an alternative,” added Utah state Sen. Todd Weiler, who campaigned with...