An Ellicott City teen appeared in court for the first time Wednesday, facing a first-degree murder charge in the shooting death of a 26-year-old Baltimore man last week in Columbia, as Howard

The teenager, from Ellicott City, is charged as an adult with first-degree murder and related charges, according to police. He was arrested at 12:45 p.m. with a loaded gun in his backpack at Howard High School, where he is a student, police said.

The 17 year-old boy arrested in connection with the fatal shooting in Columbia will remain in the Howard County Detention Center. The teenager is charged with first-degree murder for killing 26-year-old Kendrick McLellan.