STAFF PHOTO BY MICHAEL CARY UT-Austin students Marshall Bankstons (in hat) and Ruben Littleton entrenched themselves on the beach with a protective sandy berm, a warm campfire and an improvised pop-up shelter with an eye toward enjoying Spring Break in Port Aransas. Although the pair had friends who also planned to stay for several days in the city, most of them sought shelter in rental condos or motel rooms.