The Louisville Metropolitan Police Department says there are "multiple casualties" in the city Monday as officers are responding to "reports of an active aggressor."
"We are confirming reports of an active aggressor in the 300 block of East Main. Please stay out of the area," police said in tweet. "There are multiple casualties."
The area in Louisville, Kentucky where police say an "active aggressor" situation is unfolding Monday. (Google Earth)
Louisville Mayor Craig Greenberg also said there was an "active police situation downtown" and for the public to "please avoid the area around Slugger Field until further notice."
Further details about the incident were not immediately available.
This is a developing story. Please check back for updates.