The FBI is searching for a man who may have been involved in a double murder in Mount Vernon

FBI releases new photo of man possibly known as Marcos who is wanted for questioning in Mount Vernon shooting. The FBI released a new picture of the man possibly called Marcos. The man is wanted in a deadly shooting that left one dead in the early hours of Sunday morning. The suspect is believed to be Marcos, who is known to be in the area of Mount Vernon.

Search for man possibly known as "Marcos" continues in Mount Vernon, Mount Vernon. Police say they are looking for a man who may be known as 'Marcos' in connection with a double murder. Police are searching for a suspect in the deaths of two men and two women.

FBI on hunt for man possibly involved in Mount Vernon robbery and shooting. Authorities want to speak with him about what he knows about the double fatal shooting on Tuesday. The man's name may be "Marcos and the feds want to talk to him about the shooting.

FBI searching for 1 more person in Mount Vernon double homicide. Authorities took several people into custody Tuesday night in the Bronx in connection with the deadly shooting. Sources say several people have been taken into custody in connection to the shooting, sources say. CBS New York's Derick Waller has the latest on the investigation.

Search for man after double murder in Mount Vernon, New York. Law enforcement have already arrested several people in connection with the crime. Several people have been arrested in connection to the murder. Police are still searching for a suspect in the case. For confidential support call the National Suicide Prevention Lifeline at 1-800-273-8255 or visit http://www.suicidepreventionlifeline.org/.