Tony Award-winning director and choreographer Kathleen Marshall talks about the new Broadway musical “In Transit,” along with starring actress Erin Mackey and Sara Wordsworth, a who co-wrote the book, music and lyrics along with Kristen Anderson-Lopez, James-Allen Ford and Russ Kaplan. The story follows the intertwined lives of 11 New Yorkers faced with the challenges of city life, with an a cappella score composed by a team that includes the creators of "Pitch Perfect" and "Frozen."   In Transit has an open-ended run at Circle in the Square Theatre. For tickets and showtimes, visit their website.