Raúl Grijalva, a long-serving Democratic Representative from Arizona, has passed away at the age of 77 following complications from cancer treatment. His office confirmed the news, prompting an outpouring of condolences from colleagues and various organizations. Grijalva was known for his advocacy in environmental protection and served as a significant progressive voice in Congress. His death marks a notable loss for the Democratic Party, being the second House Democrat to die in recent weeks.