The latest NR includes this editorial comment: “Trump is a serious threat to some of the other candidates, especially the second-tier ones whom he is squeezing out. Other Republicans, even if they fear he would be a terrible nominee, need not panic. They should, indeed, take comfort in his strength in the polls: His consistent fifth of the vote is enough to make him stay in the Republican primaries, where he is likely to lose fair and square, rather than leave early to enjoy making third-party mischief. The longer he stays in the primaries, the less of a third-party threat he will be.”

Here’s the Huffington Post just now: “Trump Telling GOP Brass He Will Forego a Third-Party Run: Sources.”