After more than an hour, the protesters moved out of the way, and normal service resumed on the Q60.
The protesters themselves seemed surprised and, as a group, moved back out of her way by some joint instinct.
The protesters moved nearby to occupy the space in front of St Paul's Cathedral.
However, some protesters simply moved their tents on to the adjoining pavement, which is owned by Westminster council.
The protesters, who did not have a permit, moved continually to avoid the police.
She said the police continued shooting rubber bullets as protesters moved back.
Other protesters, both from the march and on the Mall, moved up in support.
The protesters then moved to Hentunen's apartment where the fight continued for over an hour.
Parks officials then refused to allow protesters to move 14 feet to get beyond the zone.
At 2:25, the protesters moved to the Christadora House.