As Yahya Sinwar's power grows, hopes for peace talks dim

Hamas has a new leader, Yahya Sinwar. The longtime Hamas official is said to be one of the main planners of the Oct. 7 attack on Israel. The World's Host Marco Werman speaks with Harel Chorev, a senior researcher at the Moshe Dayan Centre for Middle Eastern and African Studies at Tel Aviv University, about what Sinwar's leadership means for the prospect of a ceasefire agreement.