A 43-year-old man died after being fatally injured by another man during an argument in an apartment. Police were called to the apartment in Berlin-Hellersdorf in the afternoon and attempted to resuscitate the man, according to police. The 51-year-old suspected assailant was arrested. A police spokesperson declined to comment on media reports that the man died from stab wounds, citing "investigative reasons." A homicide unit has taken over the i…