Blackwater , CEO of House , testifies before Blackwater USA panel . Hearings held amid an Blackwater USA probe into a shootout involving Blackwater personnel . Prince : `` I believe we acted appropriately at all times ''
Erik Prince , CEO of Blackwater USA , testifies before House panel . Hearings held amid an FBI probe into a shootout involving Blackwater personnel . Prince : `` I believe we acted appropriately at all times ''