Takeaways From a Wild Primary Season

© Desiree Rios for The New York Times

© Desiree Rios for The New York Times

© Jordan Vonderhaar for The New York Times

© Shelby Tauber for The New York Times

© Haiyun Jiang/The New York Times

© Julia Demaree Nikhinson/Associated Press

© Callaghan O'Hare for The New York Times

© Evan Vucci/Reuters

© Brandon Bell/Getty Images

© Marco Bello/Reuters

© Christopher Lee for The New York Times

© Brandon Bell/Getty Images; Kendrick Brinson for The New York Times

© Meridith Kohut for The New York Times

© Meridith Kohut for The New York Times

© Valerie Plesch for The New York Times

© Erika P. Rodriguez for The New York Times

© Tamir Kalifa for The New York Times, Desiree Rios for The New York Times

© Christopher Lee for the New York Times, Brandon Bell/Getty Images

© Antranik Tavitian for The New York Times

© Pan Am Historical Foundation/John Johnson Collection