I was at Ground Zero on 9/11. Why I returned, 20 years later

20 years ago: Looking back at 9/11 in pictures

Opinion I attended Stuyvesant High School at Ground Zero. I've been working to demand care for survivors ever since. - The Washington Post

9/11 One Year Later

Ground Zero - Then and Now

Rare video from ground zero on 9/11 - CBS News

9/11 Memorial in New York

Photos of 9/11 and its aftermath to mark the 20-year anniversary

Forensic investigators work to give 9/11 families peace as they ID Ground Zero remains - ABC News

9/11 Memorial & Museum: Timeline and Online Resources - 9/11: Twenty Years After - LibGuides at University of Baltimore