a hydrogen bomb is hundreds of time more powerful than the bomb in hiroshima and nagasacki. other ways countries are dealing with north korea right now. >>> now, to a developing story that has rocked millions of families. take a look at hurricane maria. >> this destroyed a coastal down in the dominican republic. it is getting stronger as it approaches the turks and caicos and the bahamas. it left destruction and dark days in puerto rico. nearly all of the u.s. territories 3.5 million residents are without electricity, something expected to last for months. this is after maria ripped apart the island's entire power grid and cell phone service is so unreliable that some people are unable to check on their family members. >> we are desperate. i have lived here 35 years and this is too much. i haven't talked to my mom. i am trying to go to my mom's house. it is sad. >> puerto rico may be running on generators for half a year. president trump has approved a federa puerto rico. on thursday, the president said the island was, quote, absolutely obliterated. >>> cheers and relief aft

a hydrogen bomb is hundreds of time more powerful than the bomb in hiroshima and nagasacki.