Car bomb blast at the University of Navarra in Pamplona , Spain Thursday . NEW : 27 people injured , none seriously , hospital tells CNN . The car bomb sparked a massive fire in the campus ' Central Building , where about 400 students and staff were located at the time , university spokesman Jesus Diaz told CNN+ . Comment: Authorities accused them of forming a terrorist cell that was ready to attack .
Car bomb blast at the University of Navarra in Pamplona , Spain Thursday . NEW : 27 people injured , none seriously , hospital tells CNN . Comment: Authorities accused them of forming a terrorist cell that was ready to attack .