It’s no secret to observers of Congress that interest in how first responders communicate has been a mainstay since the September 11 terrorist attacks. As the 20th anniversary of that fateful day came and went, one committee formed in its wake held its fourth in a series of hearings, focused on a key gap identified at Ground Zero: interagency communications. More.

For everyone who lived through September 11, 2001, the memory of that day will never be forgotten. And the many that served on the frontlines as first responders will forever be considered heroes. The Valley of Allentown held a special observance in their honor. More.

Why do we make memorials? Why and what do we memorialize? How do memorials from the past influence our present and shape our future? Given the prominence of memorials to the lives lost during the 9/11 attacks, as well as our own National Law Enforcement Officers Memorial. More.

The two biggest American tragedies of the 21st century have elicited two very different responses. Twenty years ago, a terrorist attack took 2,996 lives and is still regarded as a symbol of our nation’s resolve to defend democracy and fight terror—wherever it lives and whatever the cost. More.

A decade since their last public gathering -- and 20 years after the terrorist attacks of Sept. 11, 2001 -- members of the 9/11 Commission will convene next week at Indiana University for a filmed discussion of their work, recommendations and impact on national security today. More.

The story of Waverly's daughter, Karen Kincaid, who perished on 9/11, has touched everyone who's heard it. A daughter, a sister, a wife and a distinguished lawyer, she died in the attacks on 9/11, along with the other nearly 3,000 souls who perished that day. More.

On Saturday, the Bethpage Fire Department is holding an all-day search for the perfect bone marrow donor match for a Bethpage man who contracted cancer working at Ground Zero. Brian Kevan, 52, retired from the FDNY this year due to 9/11-related illness and now his family and friends are urgently searching for a donor to help extend his life. More.

The Fire Department of New York has announced the death of a retired EMT who responded to the World Trade Center attack. Mark A. Weiner, 55, served at Station 43 from September 24, 1999, to November 24, 2010, when he was forced to retire because a job-related injury, according to his obituary. More.