This article discusses the collapse of Lehman Brothers in 2008 and the reasons behind it, such as over-leveraging and sub-prime lending. It also explores the importance of complete and accurate disclosure by banks and other financial institutions in resolving financial problems. The article further examines the concerns about systemic risk caused by the credit crisis and the moral hazard problem that received attention during that time. It concludes by explaining why regulators argued that the assistance provided to Bear Stearns was necessary.