The FBI is asking for the public's help in identifying an unknown man who may have information about a child victim involved in an ongoing sexual exploitation case.

The FBI needs the public's help identifying a man authorities said may have information on a child sexual assault victim.

Anyone with information on the man should submit a tip online or call the FBI’s toll-free tip line at 1-800-CALL-FBI (1-800-225-5324).

The FBI is seeking public help to identify "John Doe 49," linked to a child sexual exploitation case. He is bald, 45-65, with distinctive tattoos including "Dabby."

The Federal Bureau of Investigation is asking for the public’s help to find a man who they say may have critical information about an ongoing child sex crimes case.

Anyone with information about John Doe 49, the subject of an ongoing child exploitation, is asked to submit a tip online or call the FBI’s toll-free tip line at 1-800-CALL-FBI (1-800-225-5324).

The Federal Bureau of Investigation's Baltimore Division is asking for help in identifying the man pictured above.

The FBI is asking for assistance around the country to identify a man who could have "critical" information on the identity of a child victim in a sexual exploitation investigation.

The FBI is asking for help identifying a man authorities said may have critical information about a child victim in a sexual exploitation case. The FBI describes the man as being between 45 to 65 years old,

The Department of Justice (DOJ) and Federal Bureau of Investigation (FBI) are seeking information from the public surrounding an unidentified man involved in child sex exploitation. John Doe 49 is believed to be involved in a sexual exploitation investigation that includes a child victim.