UPDATE: Sean Caribe Avant Jr. was found dead in western Jefferson County.

Authorities are asking for the public’s help in finding a Birmingham teen who has been missing since late last week.

Sean Caribe Avant Jr., 18, was last seen Thursday, Feb. 6, between 2 p.m. and 3 p.m., according to Birmingham police.

Avant was reported to have been in a car with a friend and dropped off at an unknown location said Birmingham police Sgt. Johnny Williams. His family reported him missing when he did not return home.

Both his mother and father, as well as other family members, have been pleading for help finding him on social media posts throughout the weekend. “If you are a father you should feel my pain,’’ his father wrote on Facebook. “My kids are my world and I will give my last breath to save them.”

Avant was wearing black jeans, a gray hoodie with a tiger on the front and yellow and white Jordan shoes. He is known to be active on social media but has been inactive since his disappearance.

He is described as a black male, 5-feet, 3-inches and weighs about 130 pounds.

Anyone with information is asked to call the Birmingham Police Department at 205-297-8434 or 911. If you have additional information on this investigation, contact Crime Stoppers 205-254-7777.