US Firm's Teargas Used Against Tahrir Square Protesters

Guardian UK - The teargas used by interior ministry troops in Cairo's Tahrir Square is supplied by a US company. Demonstrators say cartridges retrieved from the scene are branded with the name and address of Combined Systems Inc (CSI).

The firm is located in Jamestown, Pennsylvania. It specializes in supplying what it calls "crowd control devices" to armies and "homeland security agencies" around the world. It also manufactures lethal military equipment.  Read more.