The Pascua Yaqui Tribe in Southern Arizona is expanding its Casino Del Sol in Tucson with a $98-million Sol Casinos Hotel and Convention Center. Image: Leo A Daly The Pascua Yaqui tribe chose Leo A Daly to design the new 10-story hotel tower and conference center at Casino Del Sol in Tucson. The tribe worked with both the architect and project general contractor McCarthy Building Cos. on the original phases of the casino complex. Related Links: Native American Construction on the Rise: Unique Market Sector Poses Challenges, Benefits for Builders Play Ball!: First U.S. Spring Training Facility Developed on Indian