President Joe Biden urged the Israeli Prime Minister on Sunday to not launch a ground offensive against the southern Gaza city of Rafah and also discussed stalled negotiations for a ceasefire tied to the release of hostages held by Hamas. The White House summarized the call and said that Biden “reiterated his clear position” regarding Rafah during a phone conversation with Netanyahu. During a call last month, Biden warned Netanyahu that “a major ground operation there would be a mistake,” National Security Adviser Jake Sullivan told reporters at the time. Sunday’s call came a day before Secret…