India, April 13 -- Authorities warned about an active shooter situation in Marine City, Michigan on Sunday. Videos and photos on social media showed a massive police presence at the scene downtown. It is unclear whether there were injuries.

"Public Safety Alert. Please avoid downtown Marine City at this time due to a possible active shooter situation. Authorities are on scene. We will update once an all clear is given," The Office of Cottrellville Township wrote in a Facebook post.

As per local media outlets, a shelter-in-place was issued and residents were urged to avoid the downtown area. Initial alerts came out around 6:40 PM local time, and roads were closed immediately. Officers reportedly responded to reports of an individual, pos...