NEW YORK (CBSNewYork) — A suspect is now in police custody in connection with a deadly subway fight last Friday, the NYPD confirmed Tuesday evening.

The altercation involving 20-year-old Joshua Basin, of Howard Beach, Queens and another man, who authorities believe is 33-year-old Ryan Beauchamp, began when a verbal argument began on board an L train around 8 p.m., police said.

READ MORE: NYPD: Wounded Officer Wilbert Mora Transferred To NYU Langone Medical Center, Still In Critical Condition

When the train stopped at the Bedford Avenue station in Brooklyn, the fight spilled out onto the platform and both men fell onto the tracks, according to police.

Basin was struck and killed by an oncoming train, while the other man was able to escape.

Beauchamp turned himself in at the 94th Precinct station house in Greenpoint, Brooklyn, on Tuesday, CBS 2’s John Slattery reported.

READ MORE: Police: 62-Year-Old Pushed Onto Subway Tracks In Lower Manhattan

Police have classified Basin’s death as a homicide.

“I need justice for him — I need whoever did this to be caught. I really do,” Zena Basin, the victim’s mother, said on Saturday.

Share your thoughts in the comments section below…

MORE NEWS: NYPD Officer Jason Rivera's Wake To Be Held Thursday At St. Patrick's Cathedral