Dallas shootout: Police report gunshots and explosion in ongoing standoff

Police officials have said that shots were fired in the early hours from what appeared to be an armored van outside Dallas Police headquarters.

Video shows the shootout:

Credit: Video from twitter/@madwho12

The vehicle was then chased by police vehicles and an explosive device was found outside the building.

Dallas Police Chief David Brown told reporters that witnesses said as many as four suspects were involved in the incident, including one individual who identified himself to police negotiators as James Boulware.

.0Police said that no officers had been injured, and that they were still negotiating with a suspect inside the van at a fast food parking lot south of Dallas.