The Federal Bureau of Investigation is following the social media trail of the tragic Las Vegas shooting, asking anyone with videos or photos to come forward.

A special plea from the agency is circulating social media Monday, calling for those who were present at Sunday's concert to save any digital files and call the tip line: 1-800-CALLFBI.

Agents can assist with uploading the digital evidence.

RELATED: Las Vegas shooting: At least 58 killed, 500 others injured

22,000 people were estimated to be in the crowd when the shooting began Sunday night. The gunman killed 58 people, while 500 others were injured.

Anyone with photos or videos can also upload their media using this FBI website dedicated to the Las Vegas shooting.