UPDATE: Protesters heading back towards Capitol

The police have announced that those gathered at the Capitol for the Anti-War Committee protest will be part of an "unlawful assembly" if they stay past 5 p.m. when their permit expires.

The protesters have now started marching and their intent is to get to the Xcel Energy Center. They do not have a permit to do so, but they will keep going until the police stop them, MPR reporter Sea Stachura reports.

UPDATE (5:08 p.m.):The march has now stopped on John Ireland over I-94 as police on horseback and on foot are blocking the way.

UPDATE (5:18 p.m.):The march has now turned into a sit-in on the John Ireland bridge.

UPDATE (5:38 p.m.): Sea Stachura sends in this picture of the scene on the bridge:

UPDATE (6:05 p.m.): The protesters have taken a vote and are now heading back the way they came.

UPDATE (6:22 p.m.):Protesters now at 12th and Cedar. Police have blocked off Cedar with dump trucks to prevent the protesters from coming south on Cedar.

UPDATE (6:42 p.m.): Police on horseback are moving the crowd west on 12th St.

UPDATE (7:20 p.m.): Mounted police have left. The situation seems calm, but cops and protesters are still not dispersing.