SAGINAW, MI - Arthur Hill High School alumnus Paul Ruiz, 63, decided to take an unconventional route to his 45th class reunion next week. Ruiz, a former Marine and retired worker at Hill Air Force Base in Layton, Utah, is on the home stretch of his 1,300-mile solo bike ride from a small town near Casper, Wyo., to Saginaw for a family reunion and his 45th high school reunion.