Who Is Arbel Yehud, the Israeli Hostage at the Center of a Cease-Fire Dispute?

Under the cease-fire deal, Ms. Yehud should have been among the first two groups of hostages released on Jan. 19 and Jan. 25, but she was not freed.Under the cease-fire deal, Ms. Yehud should have been among the first two groups of hostages released on Jan. 19 and Jan. 25, but she was not freed.