UPDATE (8:45 a.m.): Iowa State Patrol Sergeant Alex Dinkla has confirmed the heavy law enforcement presence was due to an officer-involved shooting.
Iowa State Patrol, Grundy Center, and Hardin County officers were all at the scene during the incident.
Dinkla says Iowa State Patrol is working with the Department of Investigation to gather more information.
A press conference is expected later Saturday.
Join us on air and online for updates.
UPDATE (1:09 a.m.): Authorities tell KWWL the situation is "under control" and they'll release more information in the morning.
KWWL will be live from Grundy Center on Today in Iowa Saturday morning.
GRUNDY CENTER, Iowa (KWWL) -- KWWL has learned of a heavy law enforcement presence, due to a standoff situation in Grundy Center.
Several callers to the KWWL newsroom reported law enforcement officers have converged on a home in Grundy Center, after a traffic chase led to shots fired.
Reports indicate a standoff is underway involving law enforcement and a male suspect.
One source told KWWL's Ron Steele one officer may have been wounded. The source believes it is an Iowa State Trooper who has been taken to the Grundy County Memorial Hospital.
Highway 175, which runs east and west through Grundy Center, has been blocked off at last report.
This is a developing story. Check back for updates.