The couple accused of stabbing Johns Hopkins researcher Stephen Pitcairn to death as he walked home along St. Paul Street last month is scheduled to be arraigned on murder, assault and robbery charges Sept. 24.
A city grand jury indicted Lavelva Merritt, 24, and John A. Wagner, 34, both of the 2600 block of Maryland Ave., last week, the Baltimore State's Attorney's Office announced over the weekend. They have been held without bail since late July.



