An update addressing a possible issue where some Mini Bosses (Knuckle Dragger, Capt. Flynt, etc) may not drop loot upon defeating them has been released on PC, Playstation 3, and Xbox 360. After installing this update, all Mini Bosses will drop their appropriate loot.
For update information, please visit:
PC: http://support.gearboxsoftware.com/entries/22126761--PC-Update-Hot-Fix-Information
Xbox 360: http://support.gearboxsoftware.com/entries/22147216-Xbox-360-Update-Hot-Fix-Information
Playstation 3: http://support.gearboxsoftware.com/entries/22127181-PlayStation-3-Update-Hot-Fix-Information-