possible picks are former U.S. House of Representatives Speaker
Newt Gingrich, Indiana Governor Mike Pence, New Jersey Governor
Chris Christie and retired Lieutenant General Michael Flynn,
according to media reports and Republican sources.
"I have it down to five people," Trump told Fox News on Tuesday.
Pence introduced Trump at a campaign rally in Westfield,
Indiana, on Tuesday evening. "I don't know if he's going to be
your governor or your vice president. Who the hell knows," Trump
told the rally.
Gingrich and Christie have also campaigned with Trump in recent
The Republican National Convention, where Trump is set to be
formally nominated as the party's candidate for the Nov. 8
election, begins on Monday in Cleveland.
(Reporting by Steve Holland; Writing by Eric Beech; Editing by
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