The key to the 1,500 meters is learning that a tactical performance can be more important than a fast one.
Runner Matthew Centrowitz Jr., 22, is an Olympic hopeful in the 1,500 meters. His father, Matthew Sr., is a four-time national champion who ran the same distance in the 1976 Olympics.Jonathan Newton/The Washington Post
President Trump and first lady Melania Trump lit the National Christmas Tree for the first time. The program was hosted by television personality Kathie Lee Gifford and actor Dean Cain and featured performances by the Beach Boys, Jack Wagner, Wynonna Judd, Craig Campbell and others.