we enacted the first portico before irma hits landfall, so we're confident we've done everything on our part now. main focus these last three or four hours have been making sure people are safe, they're in their homes or in shelters should their infrastructure be weak. >> what is the shelter situation in puerto rico? >> right, we've identified 460 shelters. we've worked with the municipalities to make sure citizens are aware. this afternoon we started a deployment strategy, emergency deployment strategy, particularly for those areas that could feel severe flooding and be hampered due to a weak infrastructure. we started moving people, but our main focus is for people to be safe, so whether they're at their homes or at the shelters,