Baun and the Eagles agreed on a one-year contract Monday, Adam Schefter of ESPN reports.
New Orleans placed Baun (ankle) on its injured reserve list Saturday, Aaron Wilson of ProFootballNetwork.com reports.
Baun (ankle) is out for Sunday's game against the Falcons, Nick Underhill of NewOrleans.Football reports.
Baun was ruled out after going down with an ankle injury in Monday's game against the Buccaneers, John Hendrix of SI.com reports.
Baun will start at outside linebacker against the Steelers on Sunday, Katherine Terrell of ESPN.com reports.
Baun (hamstring) was a full participant in Wednesday's practice.
Saints head coach Dennis Allen said Tuesday that Baun is dealing with a hamstring injury, Ross Jackson of USA Today reprots.
Baun logged five tackles, including one tackle for loss, and a pass deflection during Saturday's preseason opener against the Ravens.
Baun totaled 12 tackles over 15 games in 2020.