Who are the victims of the Grays Ferry parking garage collapse?

One fatality is confirmed and two people are still unaccounted for following a construction collapse in the Grays Ferry section of Philadelphia Wednesday afternoon.

Here's what we know about the victims.

Who died in the Grays Ferry parking garage collapse? Who are the Grays Ferry collapse victims?

According to authorities, one victim of the Grays Ferry parking garage collapse was taken to Penn Presbyterian Medical Center where they were pronounced dead shortly after 3 p.m. Wednesday, April 8.

Two other people were treated and released, while two more remained unaccounted for as first responders attempt to secure the scene for search and rescue.

While the names of the victims have yet to be released, Philadelphia Mayor Cherelle L. Parker said the city indicated they were part of the ironworkers union.

"We stand with every member of the Philadelphia building trades tonight, under the leadership of Ryan Boyer, Business Manager for the Philadelphia Building and Construction Trades Council, and especially with Ironworkers Local 401," the mayor said in a statement following the incident.

A woman who answered the phone line for the union confirmed that the workers involved were members, however the union had yet to deliver any sort of statement.

"To protect the privacy of the families and the other [union] members that were on site, we don't have a comment at this time," she said.

Prayers for Ironworkers Local 401 following Grays Ferry collapse

Other offices and union chapters have expressed their condolences and prayers toward the Ironworkers Local 401.

The Philadelphia Register of Wills said in a statement, "Today, the Philadelphia Register of Wills extends our deepest sympathies to the Philadelphia Building Trades, especially Ironworkers Local 401, following the tragic construction collapse in Grays Ferry."

The Philadelphia Building and Construction Trades Council said they were "deeply saddened" by the event in a statement.

"We extend our heartfelt prayers and deepest sympathies to the families of the Union Iron workers involved during this incredibly difficult time," the council said.

Ironworkers Unions in the region as well across the country have expressed their condolences as well.

Ironworkers Local 25 said in a statement, "Our hearts are heavy in Michigan as we stand with our brothers and sisters of Ironworkers Local Union No. 401, Philadelphia, following the tragic parking garage collapse in Philadelphia."

"We are praying for the safe recovery of those still missing and for the strength of every ironworker, family member, and first responder on the ground," they said.

Contributing, Isabel Hughes Delaware News Journal

Kaitlyn McCormick is a Philadelphia-based reporter writing all things trending, breaking and city-related for USA TODAY's Philadelphia Metro Connect Team.