Salvage operation underway at Potomac River following fatal DC-area plane crash

The transcript details the ongoing recovery efforts following a deadly mid-air collision near Washington, DC. The remains of 55 people have been recovered, with the priority being the recovery of all 67 victims. Once completed, the wreckage will be inspected. Teams are committed to the recovery process, and families of the victims have gathered to honor their loved ones. This incident marks the deadliest US air disaster in over two decades.

What was the location of the gathering held by the families of the victims?

What was significant about Wednesday's incident in terms of US air disasters?