10:48 p.m.

10:41 p.m.

10:22 p.m.

Officer MacDonald reports that arrest numbers will not be in until Monday. Arrests still in progress may not have final numbers until Monday. She added, “Officer transported to hospital received multiple stitches after bottle thrown through car window then struck officer in the face.”

10:17 p.m.

Latest update from the SFPD:

1 officer injured after protester threw bottle at police car. Broken glass caused lacerations to face. The officer was transported to the hospital. Another officer struck by brick in chest. SFPD currently making arrests. Sgt Monica Macdonald

10:13 p.m.

10:07 p.m.

10 p.m.

9:50 p.m.

9:46 p.m.

News truck struck by protesters. Windows shattered, tires knifed. Photo by Daniel Mondragon

News truck struck by protesters. Windows shattered, tires knifed. Photo by Daniel Mondragón

9:25 p.m.

At 9: 10 tonight police sent out this advisory to the media:

The SFPD is currently monitoring  a demonstration in support of Michael Brown and Alex Nieto. The demonstration began at 630 pm at the Embarcadero. The protesters marched to Union Square where windows were broken. The demonstration is currently in the Mission district. Some windows have been broken in the area as well. The protesters have also thrown bottles at the officers on scene.  There have been no arrests at this time. SFPD will continue to facilitate the protesters as they exercise their 1st amendment rights however criminal conduct will not be tolerated.

9:15 p.m. From Daniel Mondragón: The Channel 5 news truck is at 24th and Hampshire. Windshield and windows were shattered, tires were knifed and other cars and small businesses were also affected. 9:10 pm.

9:09 p.m.

9 p.m.

8:58 p.m.

8:56 p.m.

8:51 p.m.

8:49 p.m.

8:45 p.m.

Police appear to outnumber protesters 10 to one. One protester on a bike said police were lined up in front of the Mission District police station as he biked south on Valencia. 8:41 p.m.

A protest that started earlier today in downtown San Francisco is now moving south on Valencia Street. The protest against police shootings was organized by the Anti-Eviction Mapping project, which recently released a map of the San Francisco police shootings between 1985 and 2014.

You can watch the live stream here.