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robot arriving at the search zone for the missing titanic submersible. the mission to find the five people on board critical juncture as experts warn the air supply may run thought a matter of minutes. todd piro joins us with the latest. >> todd: the coast guard is leading the international effort to find the five passengers on board who to your point are expected to run out of oxygen just minutes from now at 7:08 eastern time that literally is seven minutes from right now. officials are unsure if those reported under water banging noises are a sign of life. >> we don't know what the...

Worse with hot weather in the forecast the next few days. wildfires have killed nine people and destroyed 1,000 homes in the last few months. the fires are having an impact on the beloved call las as well. th water. a few days left, leaders in sydney are saying the iconic fireworks show will go on as scheduled. a quarter million signed a petition demanding that the show be canceled. they said the fireworks fund could have been spent fighting the fire. you heard that report at the beginning of the segment saying the fires were creating their own weather. can you explain that. . >> yeah. hi, gar...

15 of the 30 some-odd bodies. difficult to know where they are. possible many of them are still strapped into their seats. >> the dimpb rfference between the sampson and the fort worth? >> the sampson is designed for anti-warfare. the fort worth is the smallest ship we have in the nation in terms of combatants. and it's a new class. completely different type of ship, different capabilities. >> these black boxes, they have these pingers and they have batteries, they'll go for another 20 21 22 days before all of a sudden they go silent. >> that's right. >> but you have to be nearby in order to h...

Used by bringing in more evidence on the radar tracking of this aeroplane. and the location is exactly on this track that the ships were told to go and have a look at. so there's some supporting evidence that, yes, they are the black boxes. >> we listened to this press conference live from angus houston, paul. you were optimistic about this, but now cnn is hearing that the frequency detected was 33.3 kilohertz, not 37.5. do you still believe that these are, in fact, the pingers, and is it an exact match? is 33 that close to 37? >> okay, we're talking about 10%. and we had a discussion this eve...

The original immarcet pings. it's the seventh recalculation used by bringing in more evidence on the radar tracking of this aeroplane. and the location is exactly on this track that the ships were told to go and have a look at. so there's some supporting evidence that, yes, they are the black boxes. >> we listened to this press conference live from angus houston, paul. you were optimistic about this, but now cnn is hearing that the frequency detected was 33.3 kilohertz, not 37.5. do you still believe that these are, in fact, the pingers, and is it an exact match? is 33 that close to 37? >> oka...