Grijalva, the son of a Mexican immigrant who rose to the halls of Congress in a public-service career that stretched more than 40 years, has died.

Democratic U.S. Rep. Raúl M. WASHINGTON (AP) — Democratic U.S. Rep. Raúl M. Grijalva of Arizona, who championed environmental protection during his 12 terms in Congress, died Thursday of complications from cancer treatments, his office said.

Rep. Raúl Grijalva, a 12-term Arizona Democrat who was a leading voice on immigration policy and expanding protection for public lands, died on March 13. He was 77. The cause was complications from lung cancer,