Once again, federal lawmakers are considering a nationwide ban on TikTok. To discuss what potential bans on TikTok could look like and what the thinking behind the ban is, we were joined by a professor of information technology.

Once again, federal lawmakers are considering a nationwide ban on TikTok. To discuss what potential bans on TikTok could look like and what the thinking behind the ban is, we were joined by a professor of information technology.

The 21st was joined by a south side native better known as "Chicago’s Neighborhood historian" who wanted to share all of Chicago’s riches and history with his 81,000 followers on TikTok.

The 21st was joined by a south side native better known as "Chicago’s Neighborhood historian" who wanted to share all of Chicago’s riches and history with his 81,000 followers on TikTok.

The 21st was joined by a south side native better known as "Chicago’s Neighborhood historian" who wanted to share all of Chicago’s riches and history with his 81,000 followers on TikTok.