breached the capital, but they failed. they failed. reporter: biden said trump s assault on democracy started well before january 6th, with a quote web of lies. even before the first ballot was cast, the former president was preemptively sowing doubt about the election results. he d built his lies over months. it wasn t based on any facts. he was just looking for an excuse, a pretext to cover for the truth. he s not just a former president. he s a defeated former president. reporter: biden described the horror the u.s. and the world saw, but he also described what we didn t see. we saw with our own eyes rioters menace these halls, threatening the life of the speaker of the house. literally erecting gallows to hang the vice president of the united states of america. what did we not see?