Israeli Troops Enter Gaza

Over the weekend, the Israeli military appears to have begun an invasion of the Gaza Strip, with tanks rolling into the enclave and Israeli soldiers fighting Hamas inside. But the operation remains shrouded in secrecy, and Israel is revealing little about its actions. Raja Abdulrahim, a Middle East correspondent for The Times, and Patrick Kingsley, the Jerusalem bureau chief, discuss the latest escalation in the war. Guests: Raja Abdulrahim, a Middle East correspondent for The New York Times, based in Jerusalem, and Patrick Kingsley, the Jerusalem bureau chief for The New York Times.