Video: Watch B.J. Penn's UFC retirement announcement in octagon after TKO loss

LAS VEGAS – The end has come for “Baby Jay.”

B.J. Penn announced his retirement after a third-round TKO loss to Frankie Edgar in the main event of the TUF 19 Finale on Sunday.

Watch Penn’s in-cage comments to announcer Jon Anik immediately after the fight at Mandalay Bay Events Center in Las Vegas.

For complete coverage of The Ultimate Fighter 19 Finale, stay tuned to the UFC Events section of the site.