Joe Daniels, President and CEO of the National September 11 Memorial (Amy Dreher photo)

Preview Site Welcomes 2 Millionth Visitor

The Sobota family are pictured at the 9/11 Memorial Preview Site. Capt. Patrick Sobota of the New York City Fire Department is the Preview Site's 2 millionth visitor. (Amy Dreher photo)

Sign: 'Where is Osama bin Laden?'

Cheryl Stewart's "Where is Osama bin Laden?" sign has been recently donated to the 9/11 Memorial Museum. (Jonathan Byerley photo)

The Lens: Viewing the 9/11 Memorial

Spools of wiring are stacked atop a bench of the 9/11 Memorial's plaza as construction work continues on the eight-acre park. (Amy Dreher photo)

100 Days Until 9/11 Memorial at WTC Opens in September

A countdown clock in the offices of the 9/11 Memorial tracks the days until the September opening. (Staff photo)

The Lens: Viewing the 9/11 Memorial

Work continues on the 9/11 Memorial plaza as trees provide shade on a warm spring day. (Amy Dreher photo)