RENO, Nev. (AP) — The longtime director of the international center at the University of Nevada in Reno is the latest woman to accuse Nobel Peace Prize winner and former Costa Rican President Oscar Arias of sexual misconduct.

Carina Black said in interviews this week that Arias boxed her in against a wall inside an elevator at the university in 1998 and then tried to kiss her. She said it happened after she spent a day escorting Arias to meetings and an evening speaking engagement at the university.

"I just smacked him in the face and pushed him away," Black said. "Then the elevators doors ope...