Not only would Donald Trump not mind if certain celebrities flee the United States upon his election, the Republican front-runner said Tuesday that their opposition to his candidacy only increases his will to win.During a telephone interview with "Fox & Friends," Trump was asked about a tweet from Lena Dunham on Monday in which she vowed to leave the U.S. for Vancouver if he is elected president.Trump's response: "Well, she's a B-actor. You know, she has no — you know, no mojo." "I heard Whoopi Goldberg too. That would be a great thing for our country," Trump said, as the...