A 33-year-old man was fatally shot in the chest during an argument inside a Bronx apartment early Saturday, police said. Cops called to a Bivonia St. apartment near Boston Road in Baychester — part of NYCHA’s Boston Secor houses — just before 2 a.m. found the victim suffering a gunshot wound to the chest. EMS rushed the victim to Jacobi Hospital where he died. His name was not released as cops tracked down relatives. A 33-year-old man was pronounced dead at Jacobi Hospital after he was shot in the chest inside an apartment at 3475 Bivona St. in the Bronx on Saturday, Oct. 26, 2024. (Theodore Parisienne for New York Daily News) The shooter, described as a slim, 6-foot-3 tall man dressed in black with a black mask, was seen running from the apartment. No arrests have been made. The victim and the shooter were arguing before a shot was fired, but it wasn’t immediately clear what the duo were arguing about. Cops were scouring the area Saturday looking for surveillance video that can help them identify the shooter. A 33-year-old man was pronounced dead at Jacobi Hospital after he was shot in the chest inside an apartment at 3475 Bivona St. in the Bronx on Saturday, Oct. 26, 2024. (Theodore Parisienne for New York Daily News) Outside Boston Secor Houses in the Bronx, where a 33-year-old man was was shot dead inside an apartment on Saturday, Oct. 26, 2024. (Theodore Parisienne for New York Daily News)