johnathon: what could have caused that? >> well, the lear55 has been in active duing it for many, many decades. it flies up to 55,000 feet at 545 miles an hour maximum speed and carries it's very, very safe. what could have happened in this particular instance? there is some information whether accurate or not that needs to be investigated. may maintenance on the same day or day before and some reporting that it did have some maintenance the day before. could that have created a problem? could it have been a structural and failed and the pilots didn't manage it properly? those are the three or four big gens i have from an investigative point-over view. johnathon: hopefully the ntsb will give the flying public answers to these ques questionsn both tragic crashes as soon as possible. antony roman, pleasure to get your -- anthony roman, pleasure to get your expertise today. alicia. alicia: jonathan, president trump hitting canada, mexico and china with new tariffs. how they're responding and what it could mean for your wallet.

johnathon: and, alicia, fox news live will continue. there's a press conference underway right now in philadelphia involving parker and first responders and other safety officials there. they will be giving an up ditterman as you see it on that -- an update on that awful plane crash in philly that took the lives of seven people. griff jenkins will continue our coverage on fox news live and will bring you any significant updates on the investigation into that crash. for now, i'm jonathan hunt in los angeles, we'll see you soon. ♪ a learjet was en route to missouri that's according to data we received from our federal aviation administration. i want to state for the record our city continues to mourn their loss they are in our thoughts and prayers. we have previously noted and they continue to be here on site with us, providing as much support as possible during this time. noted all six of the individuals who perished on the plane were mexican citizens. the mexican consulate, they continue to be here with us. counsel general carlos thank