Sept. 11 (UPI) -- Vice President JD Vance and his wife Usha Vance will travel to Utah Thursday to pay respects to the family of Charlie Kirk. The vice president changed his previous plans to visit New York City to honor the victims of the Sept. 11. 2001, terrorist attacks, according to sources reported by USA Today , The Hill and Politico . Political activist and author Charlie Kirk, 31, was shot and killed Wednesday while speaking at an event at Utah Valley University in Orem, Utah, which is