MassEffect3 The Compact. 3. Widow's Poison Platinum solo

http://forum.bioware.com/topic/506022-the-compact/ Solo challenges Hardcore - Full extraction required - Armored compartments not permitted - Screenshot required. Vid highly encouraged. Insanity - Mission Successful required (Not full extraction) - Armored compartments not permitted - Screenshot required. Vid highly encouraged Conditions: Combat Cerberus on Firebase Ghost Hazard - Hardcore (Gold): Earn 5 Waves Survived medal, 20 Headshots medal - Insanity (Platinum): Earn 20 headshot medal Character: Drell Assassin Infiltrator Weapon(s): Black Widow