The Gloucester County Prosecutor's Office handed the investigation in January off to the state Attorney General's office but the status of the investigation also remains unknown.
Peter Krill, of Sewell, is charged with 2 felonies for trying to get rioters at the Jan. 6 Capitol riot past police barricades, federal prosecutors say.
The flagship march is on Washington, D.C., where participants plan to "demonstrate to our elected officials that we demand and deserve a nation free of gun violence."