RESENTMENT IN THE WORKPLACE WITH HOWARD ROSS: Employers often look to young ambitious newcomers for energy and fresh ideas. But hiring managers and higher-ups risk sparking generational warfare when they reward young employees before they've "paid their dues." Business coach and diversity consultant Howard Ross returns to discuss the balance between rewarding upstarts and respecting peoples' "place in line." (49 min.) REMEMBERING YMA SUMAC: She was a performer with an exotic voice, and an equally exotic story. In the 1950s, Peruvian singer Yma Sumac captivated audiences with her impressive vocal range and her folk-influenced music. She died this weekend at age 86. Kojo reminds us what made her so special -- — dusting off a few old tracks. (02 min.)