Connect A Wench Robotically News Today

minister for a state visit. looking at pictures there now, india of course a critical ally to the united states at a time when relations with china are more strained. and then in the north atlantic ocean, a final push to findsubmersible, the big question this hour, have they run out of air. and we want to begin with that story, the critical deadline in the search for that submersible with five people on board that went missing on a voyage to the titanic. the u.s. coast guard estimate...

Needed more time, and it needed more testing, frankly. >> reporter: weve talked to a lot of experts in the last few hours, retired u.s. sub commanders, for example, other experienced divers, all of them are at this point very pessimistic that a rescue could be effected, even if they find that sub at this very moment. its not just a lack of air, rising carbon dioxide levels within that sub could prove to be fatal, and then on top of that, if they find it, they got to somehow use robots to connect...