capitol, cbs news has learned that capitol police aren t just gearing up for saturday s rally. they re concerned about the day before, too. the f.b.i. has flagged social media posts which suggest storming the capitol on friday. and a new homeland security bulletin is warning of lone offenders, or small groups, that could spark violence. rally organizer matt braynard, a former trump campaign staffer, says the event, which will include calls for the imprisoned january 6 rioters to be released, will be peaceful. the capitol police know that we are no threat. this is a theater to deter people from attending. reporter: the former president, who critics say incited the january 6 riot, endorsed this rally today, saying that people arrested in connection with january 6 are being persecuted unfairly. but those mobs of people caused more than $1 million in damage, injured more than 100 police officers, and led to