Republican front-runner Donald Trump on Tuesday abandoned a pledge to support a party presidential nominee other than himself, a sign of increasing friction with chief rival Ted Cruz.
"No, I don't anymore," Trump replied, when asked at a CNN town hall event whether he still supported a pledge he made last year to support whoever is the Republican nominee for the Nov. 8 election.
Trump's signing of a loyalty pledge last September was important in helping him gain credibility within the Republican National Committee. The pledge was also signed by all his rivals for the presidential nomination .... http://www.reuters.com
