Senator Ted Cruz raised questions on Wednesday at a private fund-raiser about whether Donald J. Trump, his bombastic rival for the Republican presidential nomination, has the "judgment" to be president and mused about "strength," according to two people who attended the event in Manhattan The remarks from Mr. Cruz came as he has studiously avoided public criticism of Mr. Trump, who is handily beating the rest of the Republican field in opinion polls. Mr. Cruz has positioned himself to be the beneficiary of any erosion of support for Mr. Trump. While he has said he doesn't agree with Mr. Trump's...
