You can view past alerts in the Command Center by clicking on the HISTORY link in the left side navigation bar.
1 - To view History, first you want to choose the service in which there were alerts. Click the Services box (green arrow). There is a SELECT ALL box (red box) or you can check individually check the service you want to search (blue box).
2 - Next click the Theaters you want to search history. You can either select a single theater or all of the theaters in the group you are searching. Click the Theater(s) box and a drop box will come down.
3 - Choose the date ranges in which you want to search. Then click the SEARCH button.
4 - The History results will appear at the bottom of the screen.