following president trump sus tending tariffs after reaching a deal with mexico on immigration late last night. in a series of tweets this morning, however, he defended his last-minute decision not to implement tariffs while also being optimistic about mexico's efforts to curtail illegal immigration. okay, so the deal comes after the president received strong pushback from democrats and republicans who warned that the threats to impose tariffs on all goods imported from mexico would hurt the u.s. economic growth. and joining me now is nbc's mike vick aria at the white house and chief washington correspondent john harwood. we start with mike. give us a play-by-play of what this deal means? >> you know, good afternoon to you, kendis. those tariffs would have had to impose -- the prese the tariff on mexican goods by 5%. this wasn't about trade, this was an effort, admittedly an