Pulitzer Prize-winning photographer and U-M professor David Turnley captured the scene on the streets below the 9/11 attacks on the World Trade Center.

Were you in school? At work? Traveling? Out at the store? We wanted to know: Specifically, we asked about where you were when you learned of the Sept. 11, 2001 terrorist attacks.

This year is the 20th anniversary of the devastating attacks on the World Trade Center in New York City that killed nearly 3,000 people in 2001.

Even while the massive cleanup effort was going on after the Twin Towers were destroyed in the Sept. 11, 2001 terrorist attacks, plans were being formulated as to what the replacement to the towers would look like.

Were you in school? At work? Traveling? Out at the store? We wanted to know: Specifically, we asked about where you were when you learned of the Sept. 11, 2001 terrorist attacks.

WAYNE COUNTY, Mich. – Friday marks 19 years since the coordinated attacks on the World Trade Center buildings in New York City on September 11, 2001. READ: Nearly 2 decades later, experts are still working to identify remains of 9/11 victimsA memorial service was held in Wayne County to pay respect to Michigan residents who were killed in the attacks. It was held at the War Memorial, a home donated by the Alger family back in the 1940′s. David Alger was a Mutual Fund Manager who died 19 years ago in his office at the World Trade Center. At the memorial service they read the names of the 19 Michigan residents who died.