1.   Officers advanced on demonstrators banging their shields with truncheons to beat out a menacing rhythm.

2.   Officers formed a line to protect the perimeter and advanced on demonstrators banging their shields with truncheons to beat out a menacing rhythm.

3.   Riot officers seemed to meet with little resistance, although they continued to move down the street in formation, banging their shields with their batons.

4.   Riot officers, who moved down the street in formation, banging their shields with their batons, seemed to meet with little resistance Monday night.