On 5/31/2017 Employee reported an injury that happened while loading mill balls. Employee got hit on the lip with a piece of metal. EE was released back to work full duty same day. On 6/17/2017 employee felt something in EE's lip. We took EE to the clinic. The doctor sent EE for a new x-ray that showed something in EE's lip. On 6/22/2017 they cut it out and put in 1 stitch.