Thomas Kail won a Tony for directing Hamilton on Broadway. Now he’s up for an Emmy after directing the TV musical Grease: Live on Fox. He tells us how having a specific vision for your project up front can save money in the long run. Then, actor Sterling K. Brown, also Emmy-nominated for his portrayal of Chris Darden on the FX limited series The People vs. O.J. Simpson, shares how he transformed into the complicated prosecutor.