Baltimore police arrest man in Medfield teen's fatal shooting

Baltimore police have arrested 20-year-old Tyshawn Brown in the killing of 16-year-old Jaythan Day, turning a March shooting in Medfield into a formal murder case. For Day’s family, the arrest is the first clear move toward accountability. For neighbors around West Old Cold Spring Lane and Buchanan Avenue, it is a reminder that a fatal shooting can shake a block far from the city’s usual crime headlines.

Police said officers responded around 6:25 p.m. March 6 to the 1400 block of West Old Cold Spring Lane, where they found Day inside a house. Dispatch audio reported by local outlets said the teen was found in the basement. Brown was arrested April 13 and publicly announced by police April 16. He was charged with first-degree murder.

The arrest answers one basic question, but many others remain open. Baltimore police had not publicly released a motive in the days after the killing, and they have not laid out publicly what led to the gunfire inside the Medfield home. Later reporting on charging documents said investigators believed the shooting stemmed from a dispute over an alleged robbery attempt involving six people, but police have not detailed that account in their initial public statements.

Day’s death carried a particularly painful weight for his family. Dennis Day said his son had been living with his sister in a home for teenagers in Baltimore while he tried to rebuild his own life in California, with hopes that the two could eventually be together again. Multiple outlets identified Jaythan Day as a student at Mergenthaler Vocational-Technical High School, and Baltimore City Public Schools confirmed he was a Mervo student after his death.

The case arrives as city leaders have pointed to improving violence numbers across Baltimore. Police said homicides fell from 194 in 2024 to 133 in 2025, while nonfatal shootings declined from 412 to 311. The department also said that as of March 31, officers had seized more than 443 firearms this year, including 44 ghost guns, and made 287 gun arrests. Even with those gains, Day’s killing shows how one neighborhood case can still leave a family waiting for answers and a city weighing whether another arrest signals stronger case-solving or just another isolated resolution.