Before revision:  Story generation slowed dramatically during the  major waves of the COVID-19 pandemic in 2020 , with rapid turnover returning first with the Black Lives Matter protests following URLe Floyd's murder and then later by events leading up to and following the presidential election.
After revision:  Story generation slowed dramatically during the major waves of the COVID-19 pandemic in 2020 , with rapid turnover returning first with the Black Lives Matter protests following URLe Floyd's murder and then later by events leading up to and following the 2020 US presidential election, including the storming of the US Capitol six days into 2021.