A Dallas police officer guards the scene of last night's shooting as investigators work in downtown Dallas on July 8, 2016. (AP)

LIVE BLOG: Ambush in Dallas

July 08, 2016 9:48 AM

What began as a peaceful demonstration against police violence in Dallas Thursday night turned into a deadly ambush against police, leaving five officers dead and Americans dazed yet again in the face of gun violence and tragedy. Here are the latest updates from this developing story.

Another shooting of a police officer is being reported in Ballwin, MO.

Some social media posts are openly blaming the Black Lives Matter movement. In response the group posted several Twitter posts, condemning the killing of police officers in Dallas.

More on shooting of police officer in Ballwin, Missouri:

BALLWIN, MO (KTVI)- Authorities are investigating after a police officer was shot during a traffic stop Friday morning in west St. Louis County. It happened shortly before 11 a.m. near the 300 block of New Ballwin Road. According to our partners at the St. Louis Post-Dispatch, the wound was in the neck.

The officer, who works for the Ballwin Police Department, was transported to a local hospital for treatment. His condition is unknown at this time.

From VOA's Jeff Seldin on 25 year-old Micah Johnson, a suspect in the Dallas attack on police officers: