R&B star Keri Hilson feels “free” and “unburdened” after a combination of factors, including a leaked Beyoncé diss in 2009, started a 15-year-hiatus from music. She’s back with a new album, “WE NEED TO TALK: LOVE,” and an upcoming Lifetime film, “Fame: A Temptations Story.” (April 18) (AP interview and production by Gary Gerard Hamilton)