up underwater noises while looking for the missing submarine. and late tonight, hopes dashed. the argentine navy says the noises were not from the missing submarine. those noises described as sustained, analyzed by the u.s. navy. the ara san juan was last heard from five days ago. its commander reporting an electrical fault. now, it s a race against time to save the 44 crew members onboard. including argentina s first female submarine officer, eliana maria krawczyk. the families of the crew members gathering at the naval base today. carlos mendoza waiting for news of his brother, fernando. he says, the truth is, the days go by, and not knowing anything at all just kills you. it kills you. and linzie janis is live from argentina tonight, where the submarine was heading. and linzie, i know authorities there believe the sailors might be running out of time, they ve been out of contact now for five