Ryan, the speaker of the U.S. House of Representatives, said conservatives
wanted to know if Trump shares their values.
The top elected Republican, Paul Ryan, said
on Thursday he was not ready to endorse Donald Trump, a sign of the challenges
the party's presumptive presidential nominee faces rallying the Republican
establishment behind his White House bid.
Trump, who has built a huge following with an anti-establishment message,
shot back at Ryan in a statement.
"I hope to support...
