Firefighters responded to the following calls Wednesday:
* At 5:04 a.m., emergency medical service in the 3700 block of Stonebridge Drive.
* At 6:12 a.m., a fire alarm at 100 West Park Mall.
* At 8:47 a.m., a still alarm at 200 Mason St.
* At 1:17 p.m., a citizen assist at 1000 Towers Complex.
* At 4:54 a.m., a fire alarm at 330 Siemers Drive.
* At 5:08 p.m., emergency medical service in the 100 block of Vantage Drive.