Donald Trump’s deputy campaign manager on Wednesday said Hillary Clinton’s health is “absolutely” an issue, along with her stamina. “I think absolutely her health is an issue,” David Bossie, Mr. Trump’s deputy campaign manager, said on “Fox and Friends.” “Her stamina is an issue, whether or not she’s going to be able to fulfill her office.” . . Former New York City Mayor Rudolph Giuliani, a prominent Trump supporter, has encouraged people to go online and type in “Hillary Clinton illness” to investigate things for themselves.