Journalists are up in arms about new restrictions on their movement inside the Capitol, which they say will prevent them from easily interviewing lawmakers about the proceedings. The rules, negotiated by Republican Senate leadership, have yet to be written down, causing confusion among reporters and the Capitol Police expected to enforce them.

Even sedate C-Span is aggrieved, calling on the Senate to allow its television crews to document the trial, instead of the government-controlled cameras that — as was the case during Bill Clinton’s trial 21 years ago — will limit what viewers see and hear inside the Senate chamber…

Instead of unfettered access to the hallways and corridors surrounding the Senate chamber — a tradition for decades — journalists will be confined to roped-off pens while the trial is in session. Walk-and-talk interviews with senators, a staple of congressional reporting made famous by TV shows like “The West Wing,” will be curtailed…

Journalists have long been barred from entering the Senate chamber, relegated to an overhead view from the press gallery above. Now, to enter the upstairs gallery, they will need to queue up for a magnetometer meant to sniff out illicit electronics, raising concerns about their ability to quickly relay to the public what is happening inside.