Authorities say the Tucson office of Arizona Rep. Raul Grijalva was evacuated Thursday after an envelope containing a white powder was discovered in the mail.

Ward Connerly has carved a career, and a reputation, out of striking down affirmative action, starting with university programs in his home state of California. Now Connerly and his American Civil Rights Institute are bringing the fight to Arizona.

Arizona Gov. Jan Brewer is scheduled to speak at two events in Tucson on Tuesday.