@CNN: Hurricane Irma strengthens as it heads toward Leeward Islands, upgraded to Category 4, NHC says… https://t.co/HDXrzxsek6
Hurricane Irma strengthens as it heads toward Leeward Islands, upgraded to Category 4, NHC sayshttps://t.co/0XZ2obHM5b http://pic.twitter.com/FNBvT5ebj9
— CNN (@CNN) September 4, 2017