WASHINGTON (DC News Now) -- The Metropolitan Police Department (MPD) said authorities arrested a third person in connection to a fatal stabbing that took place in Northwest on April 5. Police said that at about 11:20 p.m., officers responded to the 1300 block of Peabody St. for the report of an unconscious person inside of an apartment. When officers arrived at the scene, they found 53-year-old Fasil Teklemariam, of Northwest D.C., inside with stab wounds. He died at the scene. 3 shot, 1 dead after shooting in Northeast DC On Friday, police arrested 35-year-old Tommy Whack of Hyattsville, Md. He is being charged with First Degree Murder while Armed-Felony Murder. This is the third person that has been charged in this case. Police have already arrested and charged a 22-year-old woman from Bowie, Md., and a 19-year-old woman of no fixed address with First Degree Murder while Armed-Felony Murder. As previously reported by DC News Now, according to court documents, Teklemariam was a "Sugar Daddy" to 22-year-old Tiffany Taylor Gray of Bowie, Md. Witnesses in the court documents said Gray used Teklemariam's thumb to get money from his account. Anyone with information on this case should call the police at (202) 727-9099 or text your tip to the Department's TEXT TIP LINE at 50411. MPD currently offers a reward of up to $25,000 to anyone who provides information that leads to the arrest and conviction of a person or persons responsible for a homicide committed in the District of Columbia.