The FBI on Friday released a photo of Dzhokar Tsarnaev, 19, previously identified as Suspect 2 in the Boston Marathon bombing investigation.

Tsarnaev’s brother, Tamerlan Tsarnaev, was killed in a shoot-out with police in Watertown, Mass., a Boston suburb, on Thursday night.

The FBI is encouraging individuals and families who were directly impacted by the bombings to contact the FBI Victim Assistance Call Center at 800-331-0075 to provide their information. Victims will be put in contact with the FBI Office for Victim Assistance.