vladimir putin is greeted by a swarm of supporters during a rare surprise crowd appearance. this comes hours after the reported target of prigozhin s failed russian revolt is revealed. and erin burnett visits troops training near the front lines in southern ukraine. she s live from the ground. then we re getting our first look at pieces of the destroyed titan submersible. the giant sections of debris from the sub that imploded near the site of the titanic wreckage are now above the surface. what those pieces could tell investigators about what went wrong more than two miles under water. plus an invisible danger in the water as peep head to the ocean. what has killed 11 people in the last two weeks at gulf coast beaches including a former nfl quarterback. welcome to the lead, i m bianna golodryga in for jake tapper. we star with our law and justice lead and two major developments in the special counsel investigation into donald trump s attempts to over turn the 2020 el
criminal investigation needs to be opened. and the more that this could salvage, the more they ll have answers because the last thing anyone wants here is for this to be a guessing game. so this recovery is an important operation. i m sure as painful as this may be for families, i m sure they would like to see some of this evidence as well and see where this investigation leads. paula newton, thank you. well joining us now is bart kemper a engineer and one of dozen experts in the submersible craft industry who raised concerns in 2018 about how ocean gate s titan vessel was made. he warned back then that the company s experiment approach could result in catastrophic consequences and we did see that exact thing play out. bart, what are you making of the size of the pieces that have been recovered thus far? this is consistent with an implosion. don t forget, an implosion is a collapse in on itselfch it is