A family member looks into the casket of a loved one who died of Covid-19 in Denver in April.

Few signs of collective mourning as the US tops 170,000 coronavirus deaths

Updated 8:04 PM ET, Sun August 16, 2020

(CNN)Days after thousands of lives perished on 9/11, the United States marked a national day of prayer and remembrance for the victims of the worst terrorist attack in the nation's history.

President George W. Bush delivered words of comfort and encouragement at the packed National Cathedral in Washington, where four former US presidents as well as political and religious leaders gathered on a gray cloudy morning that gave way to bright sunshine.