to and how to help them along a, a baltimore well, that bass a is associate dean at the university of st. thomas school of engineering in st. paul, minnesota, in the united states, is also a former bridge engineer, a welcome to the w, just talk us through the sorts of safety measures that would have been in place to prevent something like this holiday as well the of instructions of both the bridge and the barge, so i'm not exactly sure what the but you know when those were inspected and on what uh, intervals those were inspected. but that would be um, part of what would happen on, on any infrastructure bridge such as this. okay, so regular inspections, nothing out that seat to prevent something or to slow something down in case it hits us. uh, i am a stretcher, a bridge uh killer. because this cannot have been unanticipated as a sort of thing you would imagine um by site. but what happens if this happens? right, well, i'm not particularly early, i'm not very familiar with this particular bridge, but i will say, we do know that, you know, our, our, our loads are built into structure. they, they a

john abraham is a professor of mechanical engineering at the university of st. thomasf an international consortium of researchers who monitor ocean temperatures. thank you so much for being here. before we get into the why, are you in this camp that is genuinely alarmed at what is going on? >> that is a really good question. behind the scenes, there are two groups of scientists. one group thinks what we are seeing can be explained by long-term global warming. and what is called el niÑo. there is another group who think there might be another ingredient. there might be something we have not detected. i'm sort of in the middle. the warming we are seeing this past year is a little out of the ordinary of what we would expect with global warning and el niÑo together. maybe something else is happening but we don't know. this is what makes scientists excited and this is what makes science great. would like to uncover these question marks. to be honest i'm on the fence. >> let's unpack that to on climate change in particular, as we warm the atmosphere, the oceans do get warmer

geoff: fred's reporting is in partnership with the under told stories project from the university of st. thomasoff: only a few days remain before super tuesday which is shaping up to be a major turning point in the race for the white house. on that and some of the key issues in the presidential race returned to the analysis of brooks and capehart. that is david brooks and jonathan capehart, associate editor for the washington post. both president biden and former president donald trump visited the southern border yesterday as the presidential campaign ramps up over this issue that has confounded administrations of both parties, immigration. how are democrats aiming to boost their standing among voters who increasingly say that immigration is their top issue in this election? >> by pointing out the fact that the sitting president of the united states, in conjunction with the senate majority leader, chuck schumer, along with one of the most conservative members of the senate, i cannot believe i am spacing -- langford, senator langford from oklahoma, that they sat down and hammered out a deal afte

of hostages held in gaza. congressmember cori bush is bringing dr. intimaa salama, a palestinian dentist and graduate student from st. louis university who has lost 35 relatives in israel's assault on gaza. republican congressmember thomas massie has invited the brother of julian assange, the imprisoned wikileaks editor who is facing u.s. extradition and if found guilty in u.s. court, 175 years in jail he could have to serve. senator tim kaine is bringing elizabeth carr, the first woman born by ivf in the united states. and republican house speaker mike johnson has invited the parents of evan gershkovich, the "wall street journal" reporter imprisoned in russia. alabama republican governor kay ivey signed into law a bill protecting in-vitro fertilization clinics and doctors from lawsuits and prosecution. lawmakers scrambled to pass the legislation after the alabama supreme court ruled last month frozen embryos have the same rights as children, sending shock waves through the medical community. at least three clinics suspended treatments in alabama in response to the ruling. two of those said they will now resume treatment. reproductive rights advocates cautioned the new law does not fully resolve the issue as it does not