Photos: Las Posadas procession, a Tucson tradition

Since 1937 students at Carrillo K- 5 Magnet School, have been enacting Las Posadas with a procession through the historic Barrio Viejo neighborhood in Tucson, Ariz. Look through the slideshow to view previous processions, with some photos dating back to the 1960s, 1990s and 2000s.