gaza border, huge protests turned decidedly and suddenly deadly. 56 palestinians were killed. before we talk about it, let's get a late report from nbc news chief foreign correspondent richard engel in jerusalem. >> reporter: outrage boiled over in the gaza strip today while just 60 miles north, that seemed like a world away, ovations for president trump in jerusalem. [ applause ] daughter ivanka helping do the honors, unveiling the new embassy seal. >> we welcome you officially and for the first time to the embassy of the united states here in jerusalem, the capital of israel. thank you. [ applause ] >> reporter: also there, her husband and middle east adviser jared kushner. >> we've shown that the united states of america will do what's right, and so we have. >> reporter: president trump appeared in a recorded message, saying the embassy move from tel aviv keeps a campaign promise.