How the Battle of the Little Bighorn reshaped U.S. policy toward Indigenous people

It's been 150 years since the Battle of the Little Bighorn, one of the most famous and enduring events in American history. While Native Americans were victorious, the battle reshaped the government's policy toward Indigenous people and still resonates so deeply for so many today. Judy Woodruff reports for her series, Crossroads: America at 250.