A look at the circumstances surrounding Brian Shaffer's disappearance from a campus bar in 2006 in Columbus, Ohio.

Brian Shaffer was never seen again after he walked into a bar to meet up with friends two decades ago ...

This week marks two decades since Brian Shaffer was caught on surveillance footage entering a Columbus bar but never recorded ...

He walked into a bar, but cameras never showed him leaving. One podcaster is hoping to someone can help solve the case of the ...

On the night of April 1, 2006, the 27-year-old Ohio State medical student Brian Shaffer went out with friends to the Ugly ...

Watch NBC4’s one-hour look at Brian Shaffer’s disappearance in the video player above or on-demand on the NBC4 streaming app.

On April 1, 2006, Brian Shaffer was seen walking into the Ugly Tuna Saloona near Ohio State University. No one saw him leave ...

Two decades after Ohio State medical student Brian Shaffer walked into a campus bar and vanished, the mystery that has gripped central Ohio remains unsolved.

What do investigators think really happened to Brian Shaffer? 10TV's Angela An interviews a retired detective, as well as ...