Colosio Murrieta, Luis Donaldo
Luis Donaldo Colosio Murrieta (lōōēs´ ŧħônäl´dō kôlô´syō mŏŏryā´tä), 1948–94, Mexican politician and government official, b. Magdalena del Kino, Mex. He studied at the Univ. of Pennsylvania and in Austria, returning to Mexico, where he began his political career. A member of the Institutional Revolutionary party (PRI), he was elected (1985) to the Mexican congress, later became a senator, and served (1988–92) as party head. He was (1992–93) social development secretary under President Carlos Salinas de Gortari before resigning to run for Mexican president. Colosio was assassinated while campaigning in 1994.