Usher Opens Up About 'Nasty' Custody Battle

Usher is finally setting the record straight about the bitter custody battle over his sons and allegations of cheating by his ex, Tameka Foster. 
The R&B star sat down with Oprah to discuss the custody fight -- which he agrees became "very nasty" -- for a new episode of her OWN show Oprah's Next Chapter. "Their is no winner in any fight," he added about the custody drama. 
Oprah also asks Usher about allegations by Foster that he cheated with one of his bridesmaids and poses the direct question: "Were you faithful to her?" Watch the clip to see Usher's facial reaction to the question before he even answers.  
You can watch Oprah's full interview with Usher during a new episode of Oprah's Next Chapter this Sunday, September 16 at 9 p.m. ET/PT on OWN.