Arrests made in Morgan State shooting, calls for increased security

A 17-year-old boy has been arrested in connection with the mass shooting at Morgan State University in Maryland that injured five people, including four students. A second suspect has also been identified, and a warrant has been issued for his arrest. The 17-year-old was taken into custody in Washington, D.C., and has been charged with multiple counts of attempted murder. Police used surveillance video footage to identify the suspects. The university president called the arrest a step towards justice, and plans to build a wall around the campus have been announced. The city's mayor called for gun reform to address the issue of gun violence.