in the united states and around the world. i m alex marquardt in washington. and i m anderson cooper on the canadian coast. a new mission to investigate the debris of the imploded submersible. the company under intense scrutiny, as we re learning about early warnings that the sub might be unsafe. cnn s new reporting on the special counsel s january 6th investigation. sources revealing that at least two fake trump electors were given limited immunity in exchange for their grand jury testimony. and the chief of the wagner private military group makes a powerful claim, accusing leadership of killing a huge amount of its mercenary force, describing its actions as evil. we ll break down what this could mean for russia s war in ukraine. you re in the situation room. we are coming to you live from canada, st. john s, newfoundland. this is a key staging ground for the investigation of the deadly submersible. many critical questions remain unanswered, as a new mission is und
see the wreckage of the titanic. this hour the supply of oxygen is rapidly running out. we ll show you what conditions are like inside the small, cramped sub that left with five people on board. china is now lashing out at the united states after president joe biden referred to chinese leader xi jinping as a dictator. this as cnn is getting an exclusive look at military drills preparing for a potential chinese invasion of taiwan. welcome to our viewers in the united states and all around the world. you re in the situation room. let s get right to the massive search for the missing submersible. the source of banging sounds in the area remains a mystery at this hour but they are giving rescue crews hope. when you are in the middle of a search and rescue you always have hope. that s why we re doing what we do. reporter: with what could be less than 24 hours of oxygen left onboard titan, hope at this point may rest on banging noises detected by sonar. the coast guard re
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