UPDATE: (9:28 p.m.)
News Center 7’s Malik Patterson is on scene and has seen Dayton Mayor Jeffrey Mims, Dayton Police Chief Kamran Afzal and other senior officers.
FIRST REPORT:
A heavy police presence was reported in Dayton on Saturday evening.
>> Call for countywide reinforcement canceled near Dollar General in Dayton
Nearly 20 Dayton police officers are in the 500 block of Negley Place.
A Montgomery County dispatch supervisor said the reason for the presence is unclear.
Police on site called about the incident after 8 p.m., which led to more responses, according to the supervisor.
News Center 7 crews are on scene trying to obtain more information.
We will continue to update this story.