puerto rico. >> we met the colonel in the capital of san juan. leading the u.s. army corps of engineers helping the puerto rican power authority restore electricity. >> you are herethe request of fema, operating under the authority of the stafford act. what does the stafford act prevent you from doing? >> the stafford act is for emergency response. >> you can't do what? >> aluminum transmission towers. i cannot put galvanized steel. >> under the act you can repair and replace, but you can't upgrade. >> that's almost, always the case. >> the next day we traveled to the region where the hurricane made landfall with 155 mile per hour winds. more than half of the 38,000 people who live here, still do not have electricity. and desperation has a hold on them. >> the mayor told us a few days ago. a local man took his life. a man in his 60s. he lived at the blue house here. apparently the same day he was found hanging from a tree. the same day. power was restored to his house. >> a suicide prevention hot line center near san juan, reports that the number of suf side related calls to the hot line more than doubled from august to january. from the region we headed west to