This report presents baseline and process study findings of an evaluation of the Urban Alliance high school internship program, which provides training, mentoring, and work experience to high school seniors from distressed communities in Washington, DC, Baltimore, Northern Virginia, and Chicago. The report, which focuses on the program's operations in DC and Baltimore in the 2011-12 and 2012-13 program years, explains the internship program model and its various components; describes the characteristics of youth participants; and presents findings from dozens of interviews and focus groups with program staff, youth, job mentors, and other stakeholders. An appendix contains a detailed description of the data and methods used during the course of the process study.