Former New York City Mayor Rudy Giuliani, 81, is hospitalized in critical condition, his team confirms.

His spokesperson issued a statement on Sunday outlining the situation: “Mayor Rudy Giuliani is currently in the hospital, where he remains in critical but stable condition.”

The statement continues: “Mayor Giuliani is a fighter who has faced every challenge in his life with unwavering strength, and he’s fighting with that same level of strength as we speak. We do ask that you join us in prayer for America’s Mayor-Rudy Giuliani.”