Chapter 1. General Provisions. § 23–101. Conduct of prosecutions. § 23–102. Abandonment of prosecution; enlargement of time for taking action. § 23–103. Statements prior to sentence. § 23–103a. Rights of victims of crime. [Repealed] § 23–104. Appeals by United States and District of Columbia. § 23–105. Challenges to jurors. § 23–106. Witnesses for defense; fees. § 23–107. Discharge or acquittal of joint defendant during trial in order to be witness. § 23–108. Depositions. § 23–109. Powers of investigators assigned to United States Attorney. § 23–110. Remedies on motion attacking sentence. § 23–111. Proceedings to establish previous convictions. § 23–112. Consecutive and concurrent sentences. § 23–112a. Notice at sentencing of child support modification. § 23–113. Limitations on actions for criminal violations. § 23–114. Corroboration of a child witness’ testimony not required. § 23–115. Limits on defenses that justify, excuse, or mitigate a defendant's conduct on the basis of a victim's gender identity, gender expression, or sexual orientation.