Analysis: One reporter’s 21 hour nightmare inside the US Capitol on Jan. 6

January 6, 2021 started like lots of days on Capitol Hill for CNN reporter Daniella Diaz. She was braced for a very long day as Congress was set to formalize Joe Biden's Electoral College victory. What transpired over the next 21 hours -- rioters storming the US Capitol in an attempted coup -- was history in the making. On the anniversary of that fateful day, I reached out to Daniella to talk about her recollections -- and what memories have stayed with her. Our conversation -- conducted via email and lightly edited for flow -- is below.