VIDEO: Trailer for Allen Iverson's basketball documentary

Here is your chance to peer into the soul of an all-time great in Allen Iverson.

A documentary on Iverson's career debuted at the 2014 Tribeca Film Festival and will air on Showtime on May 16.

Here's a powerful line from Iverson on his mercurial career:

"I wish it didn't have to be like that, to have to go through the things I went through, but I can't cry about that. This is what it is."