(CNN) The quadrennial national US political conventions are scheduled, even in this time of Covid , to formally nominate each party's presidential candidate and settle on official party platforms for the general election. ZBW: My personal view is political conventions are a relic of a time when party bigwigs picked presidential nominees. JUST WATCHED The moments that transformed US political conventions Replay More Videos ... MUST WATCH The moments that transformed US political conventions 03:24Both parties have made changes to the system that began in earnest after 1968. ZBW: One of the less-covered but more interesting elements of a convention is the party platform. President Trump broke a 32-year streak, and now Democrats are working tirelessly to bring the Badger State back into the fold.

Source: CNN August 16, 2020 12:22 UTC