Authorities say a man posted disturbing social media videos before he killed three people and wounded four others in a series of shootings that started on Chicago’s South Side and ended with his death in a suburban police shootout.

From government officials to ordinary voters, the world watched as the U.S. Capitol was stormed by an armed mob of President Trump’s supporters, and they wondered about the stress on their own political systems.

Helen Viola Jackson was 17 when she married a 93-year-old Civil War veteran in declining health whom she cared for. It was a secret that she kept until the last few years of her life.